Year | Value | 2022 | 1,496,900 | 2021 | 1,449,269 | 2020 | 1,402,744 | 2019 | 1,358,738 | 2018 | 1,316,630 | 2017 | 1,277,989 | 2016 | 1,243,581 | 2015 | 1,211,315 | 2014 | 1,179,368 | 2013 | 1,152,106 | 2012 | 1,131,488 | 2011 | 1,112,478 | 2010 | 1,092,750 | 2009 | 1,071,362 | 2008 | 1,048,995 | 2007 | 1,026,232 | 2006 | 1,003,091 | 2005 | 978,737 | 2004 | 952,530 | 2003 | 925,263 | 2002 | 898,448 | 2001 | 872,124 | 2000 | 845,450 | 1999 | 818,741 | 1998 | 791,424 | 1997 | 762,243 | 1996 | 732,754 | 1995 | 705,390 | 1994 | 680,153 | 1993 | 656,808 | 1992 | 635,243 | 1991 | 615,263 | 1990 | 596,392 | 1989 | 577,906 | 1988 | 559,718 | 1987 | 541,355 | 1986 | 522,523 | 1985 | 503,711 | 1984 | 485,332 | 1983 | 468,475 | 1982 | 456,452 | 1981 | 443,677 | 1980 | 425,256 | 1979 | 407,903 | 1978 | 392,772 | 1977 | 378,385 | 1976 | 365,235 | 1975 | 352,170 | 1974 | 339,124 | 1973 | 326,654 | 1972 | 314,835 | 1971 | 303,876 | 1970 | 293,854 | 1969 | 282,931 | 1968 | 272,801 | 1967 | 266,457 | 1966 | 262,403 | 1965 | 259,242 | 1964 | 258,226 | 1963 | 257,383 | 1962 | 253,450 | 1961 | 249,080 | 1960 | 246,021 |
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