[
  {
    "year": 2010,
    "missouri": 100,
    "kansas": 100,
    "illinois": 100,
    "oklahoma": 100
  },
  {
    "year": 2011,
    "missouri": 100.8,
    "kansas": 102,
    "illinois": 100.6,
    "oklahoma": 99.2
  },
  {
    "year": 2012,
    "missouri": 103.4,
    "kansas": 103.1,
    "illinois": 101.1,
    "oklahoma": 101.4
  },
  {
    "year": 2013,
    "missouri": 102.8,
    "kansas": 104.6,
    "illinois": 100.3,
    "oklahoma": 102.8
  },
  {
    "year": 2014,
    "missouri": 101.6,
    "kansas": 104.8,
    "illinois": 100.1,
    "oklahoma": 101.2
  },
  {
    "year": 2015,
    "missouri": 103.6,
    "kansas": 107.2,
    "illinois": 100.8,
    "oklahoma": 101.4
  },
  {
    "year": 2016,
    "missouri": 106.3,
    "kansas": 108.9,
    "illinois": 103.2,
    "oklahoma": 101.2
  },
  {
    "year": 2017,
    "missouri": 108.6,
    "kansas": 110.3,
    "illinois": 104.7,
    "oklahoma": 101.8
  },
  {
    "year": 2018,
    "missouri": 109.8,
    "kansas": 110.9,
    "illinois": 105.5,
    "oklahoma": 103.2
  },
  {
    "year": 2019,
    "missouri": 111.2,
    "kansas": 113.3,
    "illinois": 105.3,
    "oklahoma": 105
  },
  {
    "year": 2020,
    "missouri": 107.7,
    "kansas": 112.6,
    "illinois": 102,
    "oklahoma": 102.3
  },
  {
    "year": 2021,
    "missouri": 107.4,
    "kansas": 112.6,
    "illinois": 100.8,
    "oklahoma": 102.2
  },
  {
    "year": 2022,
    "missouri": 105.5,
    "kansas": 115,
    "illinois": 101.3,
    "oklahoma": 104.5
  },
  {
    "year": 2023,
    "missouri": 109.5,
    "kansas": 117.1,
    "illinois": 105.9,
    "oklahoma": 110.3
  },
  {
    "year": 2024,
    "missouri": 111.5,
    "kansas": 121.2,
    "illinois": 109.5,
    "oklahoma": 117.4
  },
  {
    "year": 2025,
    "missouri": 115,
    "kansas": 123.6,
    "illinois": 113,
    "oklahoma": 124.8
  }
]