Year | Value | 2022 | 654,373 | 2021 | 649,584 | 2020 | 644,001 | 2019 | 637,918 | 2018 | 630,921 | 2017 | 623,627 | 2016 | 616,402 | 2015 | 610,308 | 2014 | 604,436 | 2013 | 597,395 | 2012 | 589,514 | 2011 | 581,244 | 2010 | 571,908 | 2009 | 561,231 | 2008 | 550,108 | 2007 | 538,946 | 2006 | 527,591 | 2005 | 515,566 | 2004 | 502,768 | 2003 | 489,578 | 2002 | 476,105 | 2001 | 462,497 | 2000 | 449,332 | 1999 | 435,966 | 1998 | 422,278 | 1997 | 408,114 | 1996 | 392,304 | 1995 | 375,142 | 1994 | 359,005 | 1993 | 344,043 | 1992 | 329,802 | 1991 | 317,917 | 1990 | 308,588 | 1989 | 300,345 | 1988 | 292,456 | 1987 | 285,707 | 1986 | 280,329 | 1985 | 276,305 | 1984 | 273,320 | 1983 | 270,995 | 1982 | 269,134 | 1981 | 267,919 | 1980 | 267,576 | 1979 | 268,219 | 1978 | 270,052 | 1977 | 271,970 | 1976 | 271,804 | 1975 | 268,272 | 1974 | 261,420 | 1973 | 251,262 | 1972 | 238,881 | 1971 | 226,673 | 1970 | 216,057 | 1969 | 206,951 | 1968 | 199,243 | 1967 | 192,991 | 1966 | 187,572 | 1965 | 182,638 | 1964 | 178,477 | 1963 | 175,628 | 1962 | 173,510 | 1961 | 171,083 | 1960 | 168,182 |
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