Year | Value | 2022 | 510,439,184 | 2021 | 501,872,425 | 2020 | 490,841,979 | 2019 | 479,874,526 | 2018 | 469,365,294 | 2017 | 459,254,647 | 2016 | 449,222,863 | 2015 | 439,354,512 | 2014 | 429,705,036 | 2013 | 419,971,758 | 2012 | 410,047,267 | 2011 | 400,315,406 | 2010 | 390,862,183 | 2009 | 381,475,301 | 2008 | 372,297,112 | 2007 | 363,624,070 | 2006 | 355,319,663 | 2005 | 346,977,461 | 2004 | 338,796,528 | 2003 | 330,837,057 | 2002 | 322,773,288 | 2001 | 315,115,776 | 2000 | 308,260,942 | 1999 | 301,545,090 | 1998 | 294,888,407 | 1997 | 288,556,691 | 1996 | 282,487,102 | 1995 | 276,322,480 | 1994 | 269,296,179 | 1993 | 262,056,564 | 1992 | 255,273,319 | 1991 | 249,096,207 | 1990 | 243,750,296 | 1989 | 237,572,227 | 1988 | 232,351,188 | 1987 | 227,368,841 | 1986 | 222,393,073 | 1985 | 217,501,815 | 1984 | 212,568,168 | 1983 | 207,760,221 | 1982 | 203,175,337 | 1981 | 198,901,869 | 1980 | 195,006,472 | 1979 | 190,865,483 | 1978 | 186,461,221 | 1977 | 182,233,499 | 1976 | 177,965,187 | 1975 | 173,740,233 | 1974 | 169,779,216 | 1973 | 165,952,189 | 1972 | 162,301,766 | 1971 | 158,768,442 | 1970 | 155,304,059 | 1969 | 151,943,280 | 1968 | 148,673,123 | 1967 | 145,471,329 | 1966 | 142,370,393 | 1965 | 139,354,604 | 1964 | 136,382,101 | 1963 | 133,482,764 | 1962 | 130,674,009 | 1961 | 127,936,293 | 1960 | 125,293,996 |
|