Year,Value,China (Country),Temp,Aug,(°C)
1940,17.971
1941,18.485
1942,18.677
1943,18.525
1944,18.914
1945,18.992
1946,19.405
1947,18.605
1948,19.042
1949,19.057
1950,18.264
1951,19.212
1952,18.023
1953,19.285
1954,18.644
1955,18.624
1956,18.079
1957,18.053
1958,17.497
1959,18.67
1960,18.565
1961,18.538
1962,18.428
1963,18.812
1964,18.564
1965,17.815
1966,18.954
1967,18.817
1968,17.722
1969,18.067
1970,18.669
1971,18.152
1972,18.365
1973,18.475
1974,18.006
1975,19.017
1976,17.484
1977,18.389
1978,18.635
1979,18.259
1980,17.977
1981,18.437
1982,18.6
1983,18.571
1984,18.358
1985,19.038
1986,18.222
1987,18.454
1988,18.504
1989,18.281
1990,18.808
1991,18.671
1992,18.238
1993,17.702
1994,19.268
1995,18.562
1996,18.51
1997,19.149
1998,18.9
1999,18.689
2000,18.801
2001,18.817
2002,19.001
2003,18.77
2004,18.439
2005,18.61
2006,19.71
2007,19.534
2008,18.532
2009,18.873
2010,19.466
2011,19.327
2012,19.176
2013,19.833
2014,18.469
2015,18.935
2016,19.814
2017,19.194
2018,19.804
2019,19.552
2020,19.466
2021,18.885
2022,20.078
2023,19.833
2024,20.59