Year Number
1950 76.376
1951 76.413
1952 76.664
1953 76.648
1954 76.279
1955 75.696
1956 76.453
1957 76.585
1958 76.505
1959 76.594
1960 76.987
1961 77.983
1962 79.254
1963 80.605
1964 81.685
1965 82.313
1966 83.365
1967 83.872
1968 83.971
1969 83.86
1970 83.624
1971 83.701
1972 83.584
1973 83.31
1974 82.924
1975 82.478
1976 82.343
1977 82.262
1978 82.22
1979 82.226
1980 82.313
1981 83.08
1982 83.87
1983 84.68
1984 85.458
1985 86.137
1986 87.323
1987 88.101
1988 88.595
1989 88.946
1990 89.18
1991 89.108
1992 89.044
1993 88.821
1994 88.224
1995 87.194
1996 86.16
1997 84.772
1998 83.154
1999 81.493
2000 79.884
2001 78.537
2002 77.149
2003 75.764
2004 74.418
2005 73.129
2006 71.96
2007 70.892
2008 69.866
2009 68.787
2010 67.617
2011 66.611
2012 65.482
2013 64.315
2014 63.224
2015 62.265
2016 61.424
2017 60.714
2018 60.079
2019 59.429
2020 58.726
2021 58.101
2022 57.405
2023 56.683
2024 55.999
2025 55.384
2026 54.832
2027 54.332
2028 53.864
2029 53.395
2030 52.91
2031 52.467
2032 52.015
2033 51.554
2034 51.088
2035 50.62
2036 50.188
2037 49.757
2038 49.344
2039 48.971
2040 48.652
2041 48.419
2042 48.221
2043 48.078
2044 48.015
2045 48.043
2046 48.181
2047 48.394
2048 48.657
2049 48.935
2050 49.208
2051 49.488
2052 49.757
2053 50.018
2054 50.277
2055 50.535
2056 50.804
2057 51.059
2058 51.309
2059 51.564
2060 51.831
2061 52.11
2062 52.395
2063 52.683
2064 52.965
2065 53.241
2066 53.516
2067 53.773
2068 54.025
2069 54.289
2070 54.574
2071 54.883
2072 55.204
2073 55.533
2074 55.86
2075 56.177
2076 56.515
2077 56.84
2078 57.16
2079 57.486
2080 57.824
2081 58.194
2082 58.573
2083 58.958
2084 59.343
2085 59.722
2086 60.112
2087 60.496
2088 60.875
2089 61.252
2090 61.626
2091 62.006
2092 62.383
2093 62.759
2094 63.132
2095 63.502
2096 63.864
2097 64.225
2098 64.588
2099 64.956
2100 65.328