Year | Value | 2022 | 261,932,068 | 2021 | 262,280,142 | 2020 | 263,541,884 | 2019 | 265,636,386 | 2018 | 267,207,665 | 2017 | 268,453,172 | 2016 | 268,873,222 | 2015 | 266,582,305 | 2014 | 262,162,769 | 2013 | 257,328,075 | 2012 | 252,477,118 | 2011 | 247,510,608 | 2010 | 242,512,065 | 2009 | 237,729,923 | 2008 | 232,807,682 | 2007 | 227,091,122 | 2006 | 221,575,546 | 2005 | 217,340,949 | 2004 | 214,425,659 | 2003 | 213,273,512 | 2002 | 213,331,843 | 2001 | 213,517,230 | 2000 | 213,646,331 | 1999 | 213,197,078 | 1998 | 211,741,689 | 1997 | 208,867,007 | 1996 | 205,055,802 | 1995 | 201,350,215 | 1994 | 197,780,380 | 1993 | 195,113,769 | 1992 | 192,694,064 | 1991 | 187,297,818 | 1990 | 179,376,517 | 1989 | 171,454,587 | 1988 | 163,627,882 | 1987 | 157,835,865 | 1986 | 155,757,234 | 1985 | 155,448,208 | 1984 | 155,131,908 | 1983 | 153,550,915 | 1982 | 150,280,730 | 1981 | 146,256,217 | 1980 | 141,792,563 | 1979 | 136,722,211 | 1978 | 131,095,722 | 1977 | 125,010,966 | 1976 | 119,211,097 | 1975 | 113,484,915 | 1974 | 107,698,627 | 1973 | 102,813,939 | 1972 | 98,897,700 | 1971 | 96,170,338 | 1970 | 94,713,816 | 1969 | 94,112,137 | 1968 | 94,176,895 | 1967 | 94,536,102 | 1966 | 94,334,373 | 1965 | 93,503,799 | 1964 | 92,442,679 | 1963 | 91,103,699 | 1962 | 89,415,602 | 1961 | 87,784,751 | 1960 | 86,760,067 |
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