Year Number
1950 84.096
1951 85.311
1952 86.332
1953 86.971
1954 87.376
1955 87.727
1956 88.924
1957 89.851
1958 90.711
1959 91.618
1960 92.701
1961 87.638
1962 82.368
1963 77.387
1964 72.89
1965 68.929
1966 65.27
1967 62.382
1968 60.203
1969 58.549
1970 57.393
1971 51.569
1972 47.046
1973 44.074
1974 42.628
1975 42.488
1976 40.602
1977 39.742
1978 39.963
1979 40.795
1980 41.734
1981 42.978
1982 44.285
1983 45.75
1984 47.343
1985 48.932
1986 49.212
1987 49.048
1988 48.57
1989 47.79
1990 46.685
1991 45.025
1992 43.322
1993 41.586
1994 39.866
1995 38.268
1996 37.56
1997 36.842
1998 36.443
1999 36.317
2000 36.176
2001 32.884
2002 29.848
2003 27.237
2004 25.137
2005 23.566
2006 21.441
2007 19.628
2008 18.252
2009 17.204
2010 16.329
2011 16.674
2012 16.967
2013 17.237
2014 17.5
2015 17.751
2016 18.089
2017 18.358
2018 18.615
2019 18.877
2020 19.132
2021 19.446
2022 19.678
2023 19.889
2024 20.119
2025 20.388
2026 20.706
2027 21.099
2028 21.594
2029 22.199
2030 22.895
2031 23.633
2032 24.399
2033 25.231
2034 26.132
2035 27.078
2036 28.022
2037 28.941
2038 29.865
2039 30.773
2040 31.632
2041 32.352
2042 32.968
2043 33.561
2044 34.202
2045 34.914
2046 35.572
2047 36.241
2048 36.996
2049 37.897
2050 38.959
2051 40.084
2052 41.315
2053 42.673
2054 44.127
2055 45.626
2056 47.072
2057 48.508
2058 49.968
2059 51.444
2060 52.9
2061 54.221
2062 55.46
2063 56.674
2064 57.884
2065 59.074
2066 60.101
2067 61.06
2068 61.995
2069 62.93
2070 63.864
2071 64.596
2072 65.267
2073 65.927
2074 66.589
2075 67.224
2076 67.564
2077 67.828
2078 68.086
2079 68.367
2080 68.649
2081 68.708
2082 68.758
2083 68.83
2084 68.917
2085 69.006
2086 68.93
2087 68.869
2088 68.849
2089 68.865
2090 68.9
2091 68.785
2092 68.672
2093 68.611
2094 68.639
2095 68.754
2096 68.747
2097 68.811
2098 68.974
2099 69.229
2100 69.542