Year | Value | 2022 | 286,824,114 | 2021 | 284,346,704 | 2020 | 282,058,496 | 2019 | 279,760,031 | 2018 | 277,439,194 | 2017 | 275,369,546 | 2016 | 273,536,720 | 2015 | 271,986,509 | 2014 | 271,020,625 | 2013 | 270,696,089 | 2012 | 270,743,138 | 2011 | 271,256,107 | 2010 | 273,038,469 | 2009 | 275,640,177 | 2008 | 277,676,136 | 2007 | 279,293,724 | 2006 | 279,981,672 | 2005 | 277,764,862 | 2004 | 273,402,038 | 2003 | 268,666,288 | 2002 | 263,828,757 | 2001 | 258,761,092 | 2000 | 253,547,487 | 1999 | 248,333,846 | 1998 | 242,792,388 | 1997 | 236,431,226 | 1996 | 230,387,956 | 1995 | 225,851,114 | 1994 | 222,788,206 | 1993 | 221,553,520 | 1992 | 221,568,676 | 1991 | 221,789,647 | 1990 | 222,051,301 | 1989 | 221,582,573 | 1988 | 220,068,643 | 1987 | 217,125,606 | 1986 | 213,272,168 | 1985 | 209,476,701 | 1984 | 205,824,037 | 1983 | 203,047,057 | 1982 | 200,458,890 | 1981 | 194,889,284 | 1980 | 186,790,825 | 1979 | 178,834,905 | 1978 | 170,915,927 | 1977 | 164,979,543 | 1976 | 162,880,484 | 1975 | 162,554,209 | 1974 | 162,061,983 | 1973 | 160,242,999 | 1972 | 156,785,336 | 1971 | 152,703,402 | 1970 | 148,229,050 | 1969 | 143,168,396 | 1968 | 137,519,141 | 1967 | 131,298,820 | 1966 | 125,272,482 | 1965 | 119,334,000 | 1964 | 113,458,550 | 1963 | 108,604,892 | 1962 | 104,732,374 | 1961 | 102,124,879 | 1960 | 101,049,386 |
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