Year | Value | 2022 | 609,936 | 2021 | 597,828 | 2020 | 582,488 | 2019 | 570,273 | 2018 | 560,963 | 2017 | 551,915 | 2016 | 543,529 | 2015 | 535,492 | 2014 | 527,181 | 2013 | 518,942 | 2012 | 511,464 | 2011 | 504,574 | 2010 | 498,539 | 2009 | 493,606 | 2008 | 489,097 | 2007 | 484,058 | 2006 | 478,169 | 2005 | 471,221 | 2004 | 462,946 | 2003 | 454,970 | 2002 | 446,741 | 2001 | 437,146 | 2000 | 427,371 | 1999 | 418,178 | 1998 | 408,547 | 1997 | 399,058 | 1996 | 391,671 | 1995 | 384,654 | 1994 | 373,855 | 1993 | 359,551 | 1992 | 344,344 | 1991 | 329,473 | 1990 | 316,664 | 1989 | 307,626 | 1988 | 301,528 | 1987 | 295,589 | 1986 | 289,428 | 1985 | 282,968 | 1984 | 276,477 | 1983 | 270,096 | 1982 | 264,009 | 1981 | 258,329 | 1980 | 252,820 | 1979 | 247,480 | 1978 | 242,377 | 1977 | 237,412 | 1976 | 232,748 | 1975 | 228,321 | 1974 | 223,980 | 1973 | 219,779 | 1972 | 215,683 | 1971 | 211,696 | 1970 | 207,698 | 1969 | 203,613 | 1968 | 199,493 | 1967 | 195,337 | 1966 | 191,205 | 1965 | 187,174 | 1964 | 183,312 | 1963 | 179,687 | 1962 | 176,232 | 1961 | 172,869 | 1960 | 169,541 |
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