[
  {
    "year": 2015,
    "Texas": 84.7,
    "Iowa": 51.6,
    "Kansas": 30.6,
    "Nebraska": 34.2,
    "Washington": 38.7,
    "Illinois_annual": 79.4
  },
  {
    "year": 2016,
    "Texas": 86.7,
    "Iowa": 52.2,
    "Kansas": 31.5,
    "Nebraska": 35.1,
    "Washington": 39.1,
    "Illinois_annual": 81.4
  },
  {
    "year": 2017,
    "Texas": 90.9,
    "Iowa": 55,
    "Kansas": 33,
    "Nebraska": 36.4,
    "Washington": 39.5,
    "Illinois_annual": 83.7
  },
  {
    "year": 2018,
    "Texas": 92.6,
    "Iowa": 56.8,
    "Kansas": 33.1,
    "Nebraska": 37.4,
    "Washington": 41.2,
    "Illinois_annual": 84.9
  },
  {
    "year": 2019,
    "Texas": 95.2,
    "Iowa": 58.7,
    "Kansas": 33.8,
    "Nebraska": 37.3,
    "Washington": 41.3,
    "Illinois_annual": 85.3
  },
  {
    "year": 2020,
    "Texas": 94.1,
    "Iowa": 58.6,
    "Kansas": 35.3,
    "Nebraska": 38,
    "Washington": 38.6,
    "Illinois_annual": 83.4
  },
  {
    "year": 2021,
    "Texas": 98.5,
    "Iowa": 59.5,
    "Kansas": 35.9,
    "Nebraska": 38.3,
    "Washington": 40.5,
    "Illinois_annual": 86.1
  },
  {
    "year": 2022,
    "Texas": 104.2,
    "Iowa": 60.7,
    "Kansas": 37.1,
    "Nebraska": 40,
    "Washington": 41.7,
    "Illinois_annual": 89.1
  },
  {
    "year": 2023,
    "Texas": 106,
    "Iowa": 62.8,
    "Kansas": 37.3,
    "Nebraska": 40.4,
    "Washington": 41.8,
    "Illinois_annual": 94.2
  },
  {
    "year": 2024,
    "Texas": 107.1,
    "Iowa": 61,
    "Kansas": 38,
    "Nebraska": 41.3,
    "Washington": 42.2,
    "Illinois_annual": 99.2
  },
  {
    "year": 2025,
    "Texas": 107.6,
    "Iowa": 59.7,
    "Kansas": 37.4,
    "Nebraska": 41.5,
    "Washington": 41.7,
    "Illinois_annual": 98
  },
  {
    "year": 2026,
    "Texas": 103.7,
    "Iowa": 59.3,
    "Kansas": 36.7,
    "Nebraska": 37.4,
    "Washington": 41.3,
    "Illinois_annual": null
  }
]