[
  {
    "year": 1950,
    "value": 28.962
  },
  {
    "year": 1951,
    "value": 28.993
  },
  {
    "year": 1952,
    "value": 29.02
  },
  {
    "year": 1953,
    "value": 29.031
  },
  {
    "year": 1954,
    "value": 29.018
  },
  {
    "year": 1955,
    "value": 28.983
  },
  {
    "year": 1956,
    "value": 28.91
  },
  {
    "year": 1957,
    "value": 28.802
  },
  {
    "year": 1958,
    "value": 28.656
  },
  {
    "year": 1959,
    "value": 28.473
  },
  {
    "year": 1960,
    "value": 28.258
  },
  {
    "year": 1961,
    "value": 27.999
  },
  {
    "year": 1962,
    "value": 27.719
  },
  {
    "year": 1963,
    "value": 27.461
  },
  {
    "year": 1964,
    "value": 27.23
  },
  {
    "year": 1965,
    "value": 27.036
  },
  {
    "year": 1966,
    "value": 26.902
  },
  {
    "year": 1967,
    "value": 26.801
  },
  {
    "year": 1968,
    "value": 26.722
  },
  {
    "year": 1969,
    "value": 26.694
  },
  {
    "year": 1970,
    "value": 26.736
  },
  {
    "year": 1971,
    "value": 26.829
  },
  {
    "year": 1972,
    "value": 26.954
  },
  {
    "year": 1973,
    "value": 27.094
  },
  {
    "year": 1974,
    "value": 27.305
  },
  {
    "year": 1975,
    "value": 27.591
  },
  {
    "year": 1976,
    "value": 27.923
  },
  {
    "year": 1977,
    "value": 28.247
  },
  {
    "year": 1978,
    "value": 28.554
  },
  {
    "year": 1979,
    "value": 28.847
  },
  {
    "year": 1980,
    "value": 29.124
  },
  {
    "year": 1981,
    "value": 29.381
  },
  {
    "year": 1982,
    "value": 29.629
  },
  {
    "year": 1983,
    "value": 29.888
  },
  {
    "year": 1984,
    "value": 30.161
  },
  {
    "year": 1985,
    "value": 30.444
  },
  {
    "year": 1986,
    "value": 30.738
  },
  {
    "year": 1987,
    "value": 31.041
  },
  {
    "year": 1988,
    "value": 31.339
  },
  {
    "year": 1989,
    "value": 31.634
  },
  {
    "year": 1990,
    "value": 31.903
  },
  {
    "year": 1991,
    "value": 32.142
  },
  {
    "year": 1992,
    "value": 32.376
  },
  {
    "year": 1993,
    "value": 32.614
  },
  {
    "year": 1994,
    "value": 32.863
  },
  {
    "year": 1995,
    "value": 33.122
  },
  {
    "year": 1996,
    "value": 33.38
  },
  {
    "year": 1997,
    "value": 33.634
  },
  {
    "year": 1998,
    "value": 33.872
  },
  {
    "year": 1999,
    "value": 34.095
  },
  {
    "year": 2000,
    "value": 34.291
  },
  {
    "year": 2001,
    "value": 34.479
  },
  {
    "year": 2002,
    "value": 34.672
  },
  {
    "year": 2003,
    "value": 34.845
  },
  {
    "year": 2004,
    "value": 35.009
  },
  {
    "year": 2005,
    "value": 35.175
  },
  {
    "year": 2006,
    "value": 35.352
  },
  {
    "year": 2007,
    "value": 35.531
  },
  {
    "year": 2008,
    "value": 35.689
  },
  {
    "year": 2009,
    "value": 35.817
  },
  {
    "year": 2010,
    "value": 35.92
  },
  {
    "year": 2011,
    "value": 36.008
  },
  {
    "year": 2012,
    "value": 36.09
  },
  {
    "year": 2013,
    "value": 36.175
  },
  {
    "year": 2014,
    "value": 36.274
  },
  {
    "year": 2015,
    "value": 36.387
  },
  {
    "year": 2016,
    "value": 36.509
  },
  {
    "year": 2017,
    "value": 36.65
  },
  {
    "year": 2018,
    "value": 36.818
  },
  {
    "year": 2019,
    "value": 37.002
  },
  {
    "year": 2020,
    "value": 37.226
  },
  {
    "year": 2021,
    "value": 37.466
  },
  {
    "year": 2022,
    "value": 37.72
  },
  {
    "year": 2023,
    "value": 38.023
  }
]