Year | Value | 2022 | 305,413,989 | 2021 | 307,905,180 | 2020 | 306,242,670 | 2019 | 304,654,750 | 2018 | 302,601,409 | 2017 | 300,648,258 | 2016 | 298,648,213 | 2015 | 296,550,813 | 2014 | 294,457,106 | 2013 | 292,433,210 | 2012 | 290,457,269 | 2011 | 288,613,962 | 2010 | 286,583,999 | 2009 | 284,601,007 | 2008 | 282,747,551 | 2007 | 281,221,147 | 2006 | 280,235,195 | 2005 | 279,159,791 | 2004 | 278,183,866 | 2003 | 277,284,807 | 2002 | 276,574,694 | 2001 | 276,212,712 | 2000 | 275,974,565 | 1999 | 275,786,104 | 1998 | 275,366,116 | 1997 | 274,795,278 | 1996 | 274,188,409 | 1995 | 273,532,968 | 1994 | 272,895,733 | 1993 | 272,010,177 | 1992 | 270,867,046 | 1991 | 269,408,311 | 1990 | 267,323,545 | 1989 | 264,883,829 | 1988 | 261,367,937 | 1987 | 256,922,593 | 1986 | 252,414,929 | 1985 | 247,865,113 | 1984 | 243,157,390 | 1983 | 238,414,001 | 1982 | 233,905,471 | 1981 | 229,488,440 | 1980 | 225,210,458 | 1979 | 221,345,826 | 1978 | 217,222,770 | 1977 | 212,803,467 | 1976 | 208,382,519 | 1975 | 203,965,058 | 1974 | 199,620,773 | 1973 | 195,258,088 | 1972 | 190,942,361 | 1971 | 186,654,127 | 1970 | 182,469,491 | 1969 | 178,234,954 | 1968 | 173,871,319 | 1967 | 169,459,451 | 1966 | 165,068,831 | 1965 | 160,805,601 | 1964 | 156,215,018 | 1963 | 151,626,400 | 1962 | 147,119,727 | 1961 | 142,706,331 | 1960 | 138,281,478 |
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