{
 "checked": "2026-10-29",
 "source_list": "public/data/guides/how-many-monoclonal-antibodies-are-fda-approved/purple-book-antibodies.csv",
 "all_products": {
  "total": 159,
  "murine": 8,
  "chimeric": 14,
  "humanized": 83,
  "human": 54,
  "murine_pct": 5.0,
  "chimeric_pct": 8.8,
  "humanized_pct": 52.2,
  "human_pct": 34.0
 },
 "through_2025": {
  "total": 155,
  "murine": 8,
  "chimeric": 14,
  "humanized": 81,
  "human": 52,
  "murine_pct": 5.2,
  "chimeric_pct": 9.0,
  "humanized_pct": 52.3,
  "human_pct": 33.5
 },
 "still_licensed": {
  "total": 150,
  "murine": 3,
  "chimeric": 13,
  "humanized": 81,
  "human": 53,
  "murine_pct": 2.0,
  "chimeric_pct": 8.7,
  "humanized_pct": 54.0,
  "human_pct": 35.3
 },
 "by_period": {
  "1992-1999": {
   "total": 10,
   "murine": 3,
   "chimeric": 4,
   "humanized": 3,
   "human": 0,
   "murine_pct": 30.0,
   "chimeric_pct": 40.0,
   "humanized_pct": 30.0,
   "human_pct": 0.0
  },
  "2000-2004": {
   "total": 10,
   "murine": 3,
   "chimeric": 1,
   "humanized": 5,
   "human": 1,
   "murine_pct": 30.0,
   "chimeric_pct": 10.0,
   "humanized_pct": 50.0,
   "human_pct": 10.0
  },
  "2005-2009": {
   "total": 8,
   "murine": 0,
   "chimeric": 0,
   "humanized": 3,
   "human": 5,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 37.5,
   "human_pct": 62.5
  },
  "2010-2014": {
   "total": 15,
   "murine": 1,
   "chimeric": 2,
   "humanized": 6,
   "human": 6,
   "murine_pct": 6.7,
   "chimeric_pct": 13.3,
   "humanized_pct": 40.0,
   "human_pct": 40.0
  },
  "2015-2019": {
   "total": 46,
   "murine": 1,
   "chimeric": 2,
   "humanized": 24,
   "human": 19,
   "murine_pct": 2.2,
   "chimeric_pct": 4.3,
   "humanized_pct": 52.2,
   "human_pct": 41.3
  },
  "2020-2024": {
   "total": 56,
   "murine": 0,
   "chimeric": 5,
   "humanized": 35,
   "human": 16,
   "murine_pct": 0.0,
   "chimeric_pct": 8.9,
   "humanized_pct": 62.5,
   "human_pct": 28.6
  },
  "2025-2026": {
   "total": 14,
   "murine": 0,
   "chimeric": 0,
   "humanized": 7,
   "human": 7,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 50.0
  }
 },
 "by_year": {
  "1992": {
   "total": 1,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1994": {
   "total": 1,
   "murine": 0,
   "chimeric": 1,
   "humanized": 0,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 100.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1996": {
   "total": 1,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1997": {
   "total": 2,
   "murine": 0,
   "chimeric": 1,
   "humanized": 1,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 50.0,
   "humanized_pct": 50.0,
   "human_pct": 0.0
  },
  "1998": {
   "total": 5,
   "murine": 1,
   "chimeric": 2,
   "humanized": 2,
   "human": 0,
   "murine_pct": 20.0,
   "chimeric_pct": 40.0,
   "humanized_pct": 40.0,
   "human_pct": 0.0
  },
  "2001": {
   "total": 1,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 100.0,
   "human_pct": 0.0
  },
  "2002": {
   "total": 2,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 1,
   "murine_pct": 50.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 50.0
  },
  "2003": {
   "total": 3,
   "murine": 1,
   "chimeric": 0,
   "humanized": 2,
   "human": 0,
   "murine_pct": 33.3,
   "chimeric_pct": 0.0,
   "humanized_pct": 66.7,
   "human_pct": 0.0
  },
  "2004": {
   "total": 4,
   "murine": 1,
   "chimeric": 1,
   "humanized": 2,
   "human": 0,
   "murine_pct": 25.0,
   "chimeric_pct": 25.0,
   "humanized_pct": 50.0,
   "human_pct": 0.0
  },
  "2006": {
   "total": 2,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 1,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 50.0
  },
  "2007": {
   "total": 1,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 100.0,
   "human_pct": 0.0
  },
  "2008": {
   "total": 1,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 100.0,
   "human_pct": 0.0
  },
  "2009": {
   "total": 4,
   "murine": 0,
   "chimeric": 0,
   "humanized": 0,
   "human": 4,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 100.0
  },
  "2010": {
   "total": 2,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 1,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 50.0
  },
  "2011": {
   "total": 3,
   "murine": 0,
   "chimeric": 1,
   "humanized": 0,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 33.3,
   "humanized_pct": 0.0,
   "human_pct": 66.7
  },
  "2012": {
   "total": 2,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 1,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 50.0
  },
  "2013": {
   "total": 2,
   "murine": 0,
   "chimeric": 0,
   "humanized": 2,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 100.0,
   "human_pct": 0.0
  },
  "2014": {
   "total": 6,
   "murine": 1,
   "chimeric": 1,
   "humanized": 2,
   "human": 2,
   "murine_pct": 16.7,
   "chimeric_pct": 16.7,
   "humanized_pct": 33.3,
   "human_pct": 33.3
  },
  "2015": {
   "total": 9,
   "murine": 0,
   "chimeric": 1,
   "humanized": 3,
   "human": 5,
   "murine_pct": 0.0,
   "chimeric_pct": 11.1,
   "humanized_pct": 33.3,
   "human_pct": 55.6
  },
  "2016": {
   "total": 6,
   "murine": 0,
   "chimeric": 1,
   "humanized": 3,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 16.7,
   "humanized_pct": 50.0,
   "human_pct": 33.3
  },
  "2017": {
   "total": 11,
   "murine": 0,
   "chimeric": 0,
   "humanized": 5,
   "human": 6,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 45.5,
   "human_pct": 54.5
  },
  "2018": {
   "total": 12,
   "murine": 1,
   "chimeric": 0,
   "humanized": 6,
   "human": 5,
   "murine_pct": 8.3,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 41.7
  },
  "2019": {
   "total": 8,
   "murine": 0,
   "chimeric": 0,
   "humanized": 7,
   "human": 1,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 87.5,
   "human_pct": 12.5
  },
  "2020": {
   "total": 12,
   "murine": 0,
   "chimeric": 2,
   "humanized": 7,
   "human": 3,
   "murine_pct": 0.0,
   "chimeric_pct": 16.7,
   "humanized_pct": 58.3,
   "human_pct": 25.0
  },
  "2021": {
   "total": 9,
   "murine": 0,
   "chimeric": 0,
   "humanized": 2,
   "human": 7,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 22.2,
   "human_pct": 77.8
  },
  "2022": {
   "total": 10,
   "murine": 0,
   "chimeric": 2,
   "humanized": 6,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 20.0,
   "humanized_pct": 60.0,
   "human_pct": 20.0
  },
  "2023": {
   "total": 12,
   "murine": 0,
   "chimeric": 0,
   "humanized": 10,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 83.3,
   "human_pct": 16.7
  },
  "2024": {
   "total": 13,
   "murine": 0,
   "chimeric": 1,
   "humanized": 10,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 7.7,
   "humanized_pct": 76.9,
   "human_pct": 15.4
  },
  "2025": {
   "total": 10,
   "murine": 0,
   "chimeric": 0,
   "humanized": 5,
   "human": 5,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 50.0
  },
  "2026": {
   "total": 4,
   "murine": 0,
   "chimeric": 0,
   "humanized": 2,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 50.0,
   "human_pct": 50.0
  }
 },
 "cumulative_by_year": {
  "1992": {
   "total": 1,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1993": {
   "total": 1,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1994": {
   "total": 2,
   "murine": 1,
   "chimeric": 1,
   "humanized": 0,
   "human": 0,
   "murine_pct": 50.0,
   "chimeric_pct": 50.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1995": {
   "total": 2,
   "murine": 1,
   "chimeric": 1,
   "humanized": 0,
   "human": 0,
   "murine_pct": 50.0,
   "chimeric_pct": 50.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1996": {
   "total": 3,
   "murine": 2,
   "chimeric": 1,
   "humanized": 0,
   "human": 0,
   "murine_pct": 66.7,
   "chimeric_pct": 33.3,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "1997": {
   "total": 5,
   "murine": 2,
   "chimeric": 2,
   "humanized": 1,
   "human": 0,
   "murine_pct": 40.0,
   "chimeric_pct": 40.0,
   "humanized_pct": 20.0,
   "human_pct": 0.0
  },
  "1998": {
   "total": 10,
   "murine": 3,
   "chimeric": 4,
   "humanized": 3,
   "human": 0,
   "murine_pct": 30.0,
   "chimeric_pct": 40.0,
   "humanized_pct": 30.0,
   "human_pct": 0.0
  },
  "1999": {
   "total": 10,
   "murine": 3,
   "chimeric": 4,
   "humanized": 3,
   "human": 0,
   "murine_pct": 30.0,
   "chimeric_pct": 40.0,
   "humanized_pct": 30.0,
   "human_pct": 0.0
  },
  "2000": {
   "total": 10,
   "murine": 3,
   "chimeric": 4,
   "humanized": 3,
   "human": 0,
   "murine_pct": 30.0,
   "chimeric_pct": 40.0,
   "humanized_pct": 30.0,
   "human_pct": 0.0
  },
  "2001": {
   "total": 11,
   "murine": 3,
   "chimeric": 4,
   "humanized": 4,
   "human": 0,
   "murine_pct": 27.3,
   "chimeric_pct": 36.4,
   "humanized_pct": 36.4,
   "human_pct": 0.0
  },
  "2002": {
   "total": 13,
   "murine": 4,
   "chimeric": 4,
   "humanized": 4,
   "human": 1,
   "murine_pct": 30.8,
   "chimeric_pct": 30.8,
   "humanized_pct": 30.8,
   "human_pct": 7.7
  },
  "2003": {
   "total": 16,
   "murine": 5,
   "chimeric": 4,
   "humanized": 6,
   "human": 1,
   "murine_pct": 31.2,
   "chimeric_pct": 25.0,
   "humanized_pct": 37.5,
   "human_pct": 6.2
  },
  "2004": {
   "total": 20,
   "murine": 6,
   "chimeric": 5,
   "humanized": 8,
   "human": 1,
   "murine_pct": 30.0,
   "chimeric_pct": 25.0,
   "humanized_pct": 40.0,
   "human_pct": 5.0
  },
  "2005": {
   "total": 20,
   "murine": 6,
   "chimeric": 5,
   "humanized": 8,
   "human": 1,
   "murine_pct": 30.0,
   "chimeric_pct": 25.0,
   "humanized_pct": 40.0,
   "human_pct": 5.0
  },
  "2006": {
   "total": 22,
   "murine": 6,
   "chimeric": 5,
   "humanized": 9,
   "human": 2,
   "murine_pct": 27.3,
   "chimeric_pct": 22.7,
   "humanized_pct": 40.9,
   "human_pct": 9.1
  },
  "2007": {
   "total": 23,
   "murine": 6,
   "chimeric": 5,
   "humanized": 10,
   "human": 2,
   "murine_pct": 26.1,
   "chimeric_pct": 21.7,
   "humanized_pct": 43.5,
   "human_pct": 8.7
  },
  "2008": {
   "total": 24,
   "murine": 6,
   "chimeric": 5,
   "humanized": 11,
   "human": 2,
   "murine_pct": 25.0,
   "chimeric_pct": 20.8,
   "humanized_pct": 45.8,
   "human_pct": 8.3
  },
  "2009": {
   "total": 28,
   "murine": 6,
   "chimeric": 5,
   "humanized": 11,
   "human": 6,
   "murine_pct": 21.4,
   "chimeric_pct": 17.9,
   "humanized_pct": 39.3,
   "human_pct": 21.4
  },
  "2010": {
   "total": 30,
   "murine": 6,
   "chimeric": 5,
   "humanized": 12,
   "human": 7,
   "murine_pct": 20.0,
   "chimeric_pct": 16.7,
   "humanized_pct": 40.0,
   "human_pct": 23.3
  },
  "2011": {
   "total": 33,
   "murine": 6,
   "chimeric": 6,
   "humanized": 12,
   "human": 9,
   "murine_pct": 18.2,
   "chimeric_pct": 18.2,
   "humanized_pct": 36.4,
   "human_pct": 27.3
  },
  "2012": {
   "total": 35,
   "murine": 6,
   "chimeric": 6,
   "humanized": 13,
   "human": 10,
   "murine_pct": 17.1,
   "chimeric_pct": 17.1,
   "humanized_pct": 37.1,
   "human_pct": 28.6
  },
  "2013": {
   "total": 37,
   "murine": 6,
   "chimeric": 6,
   "humanized": 15,
   "human": 10,
   "murine_pct": 16.2,
   "chimeric_pct": 16.2,
   "humanized_pct": 40.5,
   "human_pct": 27.0
  },
  "2014": {
   "total": 43,
   "murine": 7,
   "chimeric": 7,
   "humanized": 17,
   "human": 12,
   "murine_pct": 16.3,
   "chimeric_pct": 16.3,
   "humanized_pct": 39.5,
   "human_pct": 27.9
  },
  "2015": {
   "total": 52,
   "murine": 7,
   "chimeric": 8,
   "humanized": 20,
   "human": 17,
   "murine_pct": 13.5,
   "chimeric_pct": 15.4,
   "humanized_pct": 38.5,
   "human_pct": 32.7
  },
  "2016": {
   "total": 58,
   "murine": 7,
   "chimeric": 9,
   "humanized": 23,
   "human": 19,
   "murine_pct": 12.1,
   "chimeric_pct": 15.5,
   "humanized_pct": 39.7,
   "human_pct": 32.8
  },
  "2017": {
   "total": 69,
   "murine": 7,
   "chimeric": 9,
   "humanized": 28,
   "human": 25,
   "murine_pct": 10.1,
   "chimeric_pct": 13.0,
   "humanized_pct": 40.6,
   "human_pct": 36.2
  },
  "2018": {
   "total": 81,
   "murine": 8,
   "chimeric": 9,
   "humanized": 34,
   "human": 30,
   "murine_pct": 9.9,
   "chimeric_pct": 11.1,
   "humanized_pct": 42.0,
   "human_pct": 37.0
  },
  "2019": {
   "total": 89,
   "murine": 8,
   "chimeric": 9,
   "humanized": 41,
   "human": 31,
   "murine_pct": 9.0,
   "chimeric_pct": 10.1,
   "humanized_pct": 46.1,
   "human_pct": 34.8
  },
  "2020": {
   "total": 101,
   "murine": 8,
   "chimeric": 11,
   "humanized": 48,
   "human": 34,
   "murine_pct": 7.9,
   "chimeric_pct": 10.9,
   "humanized_pct": 47.5,
   "human_pct": 33.7
  },
  "2021": {
   "total": 110,
   "murine": 8,
   "chimeric": 11,
   "humanized": 50,
   "human": 41,
   "murine_pct": 7.3,
   "chimeric_pct": 10.0,
   "humanized_pct": 45.5,
   "human_pct": 37.3
  },
  "2022": {
   "total": 120,
   "murine": 8,
   "chimeric": 13,
   "humanized": 56,
   "human": 43,
   "murine_pct": 6.7,
   "chimeric_pct": 10.8,
   "humanized_pct": 46.7,
   "human_pct": 35.8
  },
  "2023": {
   "total": 132,
   "murine": 8,
   "chimeric": 13,
   "humanized": 66,
   "human": 45,
   "murine_pct": 6.1,
   "chimeric_pct": 9.8,
   "humanized_pct": 50.0,
   "human_pct": 34.1
  },
  "2024": {
   "total": 145,
   "murine": 8,
   "chimeric": 14,
   "humanized": 76,
   "human": 47,
   "murine_pct": 5.5,
   "chimeric_pct": 9.7,
   "humanized_pct": 52.4,
   "human_pct": 32.4
  },
  "2025": {
   "total": 155,
   "murine": 8,
   "chimeric": 14,
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   "human": 52,
   "murine_pct": 5.2,
   "chimeric_pct": 9.0,
   "humanized_pct": 52.3,
   "human_pct": 33.5
  },
  "2026": {
   "total": 159,
   "murine": 8,
   "chimeric": 14,
   "humanized": 83,
   "human": 54,
   "murine_pct": 5.0,
   "chimeric_pct": 8.8,
   "humanized_pct": 52.2,
   "human_pct": 34.0
  }
 },
 "by_naming_scheme": {
  "before -mab stem": {
   "total": 1,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "source substem": {
   "total": 117,
   "murine": 7,
   "chimeric": 14,
   "humanized": 57,
   "human": 39,
   "murine_pct": 6.0,
   "chimeric_pct": 12.0,
   "humanized_pct": 48.7,
   "human_pct": 33.3
  },
  "2017 rules, no source substem": {
   "total": 40,
   "murine": 0,
   "chimeric": 0,
   "humanized": 25,
   "human": 15,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 62.5,
   "human_pct": 37.5
  },
  "2022 stems, no source substem": {
   "total": 1,
   "murine": 0,
   "chimeric": 0,
   "humanized": 1,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 100.0,
   "human_pct": 0.0
  }
 },
 "by_format": {
  "antibody-drug conjugate": {
   "total": 15,
   "murine": 0,
   "chimeric": 2,
   "humanized": 11,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 13.3,
   "humanized_pct": 73.3,
   "human_pct": 13.3
  },
  "bispecific": {
   "total": 14,
   "murine": 1,
   "chimeric": 0,
   "humanized": 11,
   "human": 2,
   "murine_pct": 7.1,
   "chimeric_pct": 0.0,
   "humanized_pct": 78.6,
   "human_pct": 14.3
  },
  "fragment": {
   "total": 6,
   "murine": 0,
   "chimeric": 1,
   "humanized": 5,
   "human": 0,
   "murine_pct": 0.0,
   "chimeric_pct": 16.7,
   "humanized_pct": 83.3,
   "human_pct": 0.0
  },
  "immunotoxin": {
   "total": 1,
   "murine": 1,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "mixture": {
   "total": 2,
   "murine": 0,
   "chimeric": 0,
   "humanized": 0,
   "human": 2,
   "murine_pct": 0.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 100.0
  },
  "radioconjugate (diagnostic imaging)": {
   "total": 3,
   "murine": 3,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "radioconjugate (therapeutic)": {
   "total": 2,
   "murine": 2,
   "chimeric": 0,
   "humanized": 0,
   "human": 0,
   "murine_pct": 100.0,
   "chimeric_pct": 0.0,
   "humanized_pct": 0.0,
   "human_pct": 0.0
  },
  "unconjugated monospecific": {
   "total": 116,
   "murine": 1,
   "chimeric": 11,
   "humanized": 56,
   "human": 48,
   "murine_pct": 0.9,
   "chimeric_pct": 9.5,
   "humanized_pct": 48.3,
   "human_pct": 41.4
  }
 },
 "origin_basis": {
  "fda_label": 145,
  "inn_substem": 10,
  "other": 4
 },
 "label_vs_inn_substem_disagreements": [
  {
   "product": "loncastuximab tesirine",
   "label": "humanized",
   "inn_substem": "chimeric"
  },
  {
   "product": "rozanolixizumab",
   "label": "humanized",
   "inn_substem": "chimeric/humanized"
  }
 ],
 "since_2015": {
  "total": 116,
  "murine": 1,
  "chimeric": 7,
  "humanized": 66,
  "human": 42,
  "murine_pct": 0.9,
  "chimeric_pct": 6.0,
  "humanized_pct": 56.9,
  "human_pct": 36.2
 },
 "since_2020": {
  "total": 70,
  "murine": 0,
  "chimeric": 5,
  "humanized": 42,
  "human": 23,
  "murine_pct": 0.0,
  "chimeric_pct": 7.1,
  "humanized_pct": 60.0,
  "human_pct": 32.9
 },
 "before_2015": {
  "total": 43,
  "murine": 7,
  "chimeric": 7,
  "humanized": 17,
  "human": 12,
  "murine_pct": 16.3,
  "chimeric_pct": 16.3,
  "humanized_pct": 39.5,
  "human_pct": 27.9
 }
}