Year | Value | 2022 | 548,151,554 | 2021 | 538,086,954 | 2020 | 527,735,752 | 2019 | 517,175,289 | 2018 | 506,648,341 | 2017 | 496,031,667 | 2016 | 485,308,689 | 2015 | 474,908,237 | 2014 | 464,720,092 | 2013 | 454,596,133 | 2012 | 444,840,623 | 2011 | 435,222,367 | 2010 | 425,972,781 | 2009 | 416,926,267 | 2008 | 407,799,103 | 2007 | 399,089,960 | 2006 | 389,936,192 | 2005 | 380,953,599 | 2004 | 372,256,113 | 2003 | 363,650,149 | 2002 | 354,722,550 | 2001 | 346,178,686 | 2000 | 338,683,973 | 1999 | 331,153,216 | 1998 | 323,450,289 | 1997 | 316,024,390 | 1996 | 308,666,273 | 1995 | 301,096,506 | 1994 | 293,997,730 | 1993 | 286,878,172 | 1992 | 279,367,981 | 1991 | 272,629,209 | 1990 | 267,012,265 | 1989 | 261,622,415 | 1988 | 256,144,790 | 1987 | 250,985,532 | 1986 | 245,976,839 | 1985 | 241,172,124 | 1984 | 236,311,439 | 1983 | 231,378,888 | 1982 | 226,467,424 | 1981 | 222,058,893 | 1980 | 218,488,784 | 1979 | 214,508,462 | 1978 | 209,572,579 | 1977 | 204,974,084 | 1976 | 200,706,056 | 1975 | 196,381,718 | 1974 | 192,090,644 | 1973 | 187,887,523 | 1972 | 183,948,137 | 1971 | 180,132,504 | 1970 | 176,291,790 | 1969 | 172,510,922 | 1968 | 168,864,940 | 1967 | 165,284,568 | 1966 | 161,841,198 | 1965 | 158,503,612 | 1964 | 155,256,639 | 1963 | 152,112,832 | 1962 | 149,055,325 | 1961 | 146,066,331 | 1960 | 143,167,055 |
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