Year | Value | 2022 | 662,879 | 2021 | 643,958 | 2020 | 620,232 | 2019 | 587,712 | 2018 | 553,609 | 2017 | 537,234 | 2016 | 539,251 | 2015 | 535,327 | 2014 | 534,170 | 2013 | 535,886 | 2012 | 525,836 | 2011 | 512,217 | 2010 | 491,547 | 2009 | 471,488 | 2008 | 449,002 | 2007 | 417,190 | 2006 | 386,594 | 2005 | 362,179 | 2004 | 341,000 | 2003 | 327,210 | 2002 | 321,861 | 2001 | 315,384 | 2000 | 304,531 | 1999 | 292,359 | 1998 | 284,189 | 1997 | 279,357 | 1996 | 275,355 | 1995 | 272,055 | 1994 | 267,289 | 1993 | 263,476 | 1992 | 261,651 | 1991 | 258,041 | 1990 | 252,539 | 1989 | 249,992 | 1988 | 249,683 | 1987 | 246,658 | 1986 | 240,574 | 1985 | 233,484 | 1984 | 227,535 | 1983 | 222,339 | 1982 | 217,315 | 1981 | 212,717 | 1980 | 208,648 | 1979 | 204,719 | 1978 | 200,824 | 1977 | 197,005 | 1976 | 193,132 | 1975 | 189,089 | 1974 | 184,868 | 1973 | 180,464 | 1972 | 175,895 | 1971 | 171,166 | 1970 | 166,363 | 1969 | 162,339 | 1968 | 159,872 | 1967 | 159,404 | 1966 | 160,633 | 1965 | 162,535 | 1964 | 163,809 | 1963 | 163,557 | 1962 | 161,646 | 1961 | 158,446 | 1960 | 154,794 |
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