Year | Value | 2022 | 678,115 | 2021 | 667,261 | 2020 | 653,976 | 2019 | 639,140 | 2018 | 624,491 | 2017 | 608,808 | 2016 | 591,093 | 2015 | 572,584 | 2014 | 553,595 | 2013 | 534,038 | 2012 | 514,146 | 2011 | 493,828 | 2010 | 473,442 | 2009 | 453,559 | 2008 | 433,963 | 2007 | 414,932 | 2006 | 397,775 | 2005 | 384,290 | 2004 | 372,863 | 2003 | 360,457 | 2002 | 347,740 | 2001 | 344,487 | 2000 | 345,911 | 1999 | 341,529 | 1998 | 335,390 | 1997 | 334,552 | 1996 | 332,940 | 1995 | 324,332 | 1994 | 316,038 | 1993 | 307,128 | 1992 | 297,850 | 1991 | 288,188 | 1990 | 276,117 | 1989 | 265,924 | 1988 | 258,072 | 1987 | 249,805 | 1986 | 241,534 | 1985 | 233,551 | 1984 | 226,040 | 1983 | 219,097 | 1982 | 212,711 | 1981 | 206,981 | 1980 | 202,121 | 1979 | 198,233 | 1978 | 195,248 | 1977 | 192,945 | 1976 | 191,062 | 1975 | 189,377 | 1974 | 184,887 | 1973 | 178,987 | 1972 | 174,927 | 1971 | 171,470 | 1970 | 168,131 | 1969 | 167,465 | 1968 | 167,843 | 1967 | 165,983 | 1966 | 163,254 | 1965 | 159,830 | 1964 | 156,212 | 1963 | 152,937 | 1962 | 150,019 | 1961 | 147,307 | 1960 | 144,935 |
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