Year Number
1950 85.994
1951 86.876
1952 86.878
1953 86.597
1954 86.258
1955 85.822
1956 85.913
1957 86.097
1958 86.117
1959 85.724
1960 84.837
1961 85.193
1962 84.85
1963 84.12
1964 83.465
1965 83.125
1966 84.271
1967 85.713
1968 87.369
1969 88.984
1970 90.39
1971 93.072
1972 95.334
1973 97.375
1974 99.501
1975 101.851
1976 103.453
1977 105.183
1978 106.89
1979 108.322
1980 109.383
1981 110.996
1982 112.058
1983 112.793
1984 113.487
1985 114.253
1986 115.48
1987 116.589
1988 117.542
1989 118.277
1990 118.78
1991 118.294
1992 117.767
1993 117.025
1994 115.897
1995 114.303
1996 113.705
1997 112.281
1998 110.285
1999 108.046
2000 105.736
2001 103.129
2002 100.768
2003 98.465
2004 95.987
2005 93.303
2006 90.97
2007 88.438
2008 85.9
2009 83.595
2010 81.614
2011 80.194
2012 78.902
2013 77.734
2014 76.644
2015 75.595
2016 74.731
2017 73.93
2018 73.133
2019 72.267
2020 71.295
2021 70.349
2022 69.279
2023 68.119
2024 66.919
2025 65.707
2026 64.478
2027 63.24
2028 61.992
2029 60.723
2030 59.437
2031 58.261
2032 57.072
2033 55.889
2034 54.735
2035 53.624
2036 52.657
2037 51.712
2038 50.81
2039 49.975
2040 49.219
2041 48.619
2042 48.078
2043 47.586
2044 47.13
2045 46.704
2046 46.394
2047 46.096
2048 45.818
2049 45.571
2050 45.36
2051 45.238
2052 45.125
2053 45.029
2054 44.961
2055 44.926
2056 44.963
2057 45.016
2058 45.066
2059 45.086
2060 45.065
2061 45.05
2062 44.988
2063 44.897
2064 44.799
2065 44.71
2066 44.683
2067 44.645
2068 44.61
2069 44.597
2070 44.617
2071 44.742
2072 44.885
2073 45.046
2074 45.22
2075 45.407
2076 45.713
2077 46.01
2078 46.305
2079 46.611
2080 46.932
2081 47.367
2082 47.799
2083 48.227
2084 48.643
2085 49.045
2086 49.537
2087 49.999
2088 50.436
2089 50.856
2090 51.264
2091 51.762
2092 52.23
2093 52.676
2094 53.106
2095 53.525
2096 54.036
2097 54.52
2098 54.986
2099 55.435
2100 55.87