Year | Value | 2022 | 811,753 | 2021 | 821,663 | 2020 | 828,009 | 2019 | 824,705 | 2018 | 815,279 | 2017 | 801,319 | 2016 | 781,998 | 2015 | 757,950 | 2014 | 729,957 | 2013 | 698,100 | 2012 | 664,661 | 2011 | 634,220 | 2010 | 606,566 | 2009 | 581,107 | 2008 | 556,821 | 2007 | 533,032 | 2006 | 509,950 | 2005 | 487,985 | 2004 | 468,432 | 2003 | 453,969 | 2002 | 446,367 | 2001 | 445,936 | 2000 | 451,701 | 1999 | 460,961 | 1998 | 469,973 | 1997 | 475,582 | 1996 | 471,615 | 1995 | 458,020 | 1994 | 440,005 | 1993 | 417,636 | 1992 | 392,244 | 1991 | 369,606 | 1990 | 351,590 | 1989 | 336,047 | 1988 | 323,560 | 1987 | 314,012 | 1986 | 306,800 | 1985 | 294,718 | 1984 | 280,678 | 1983 | 272,298 | 1982 | 265,816 | 1981 | 259,405 | 1980 | 252,975 | 1979 | 246,460 | 1978 | 239,718 | 1977 | 232,987 | 1976 | 226,335 | 1975 | 219,786 | 1974 | 213,294 | 1973 | 206,715 | 1972 | 199,957 | 1971 | 192,922 | 1970 | 185,263 | 1969 | 176,948 | 1968 | 168,592 | 1967 | 160,588 | 1966 | 153,040 | 1965 | 146,144 | 1964 | 140,008 | 1963 | 134,443 | 1962 | 129,345 | 1961 | 124,854 | 1960 | 120,466 |
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