Year | Value | 2022 | 2,059,219 | 2021 | 2,009,105 | 2020 | 1,956,976 | 2019 | 1,901,417 | 2018 | 1,843,138 | 2017 | 1,785,461 | 2016 | 1,730,048 | 2015 | 1,678,122 | 2014 | 1,628,339 | 2013 | 1,577,611 | 2012 | 1,524,503 | 2011 | 1,467,734 | 2010 | 1,407,688 | 2009 | 1,349,710 | 2008 | 1,303,757 | 2007 | 1,272,480 | 2006 | 1,244,014 | 2005 | 1,208,195 | 2004 | 1,160,014 | 2003 | 1,092,854 | 2002 | 1,010,952 | 2001 | 932,480 | 2000 | 871,109 | 1999 | 829,788 | 1998 | 808,126 | 1997 | 802,705 | 1996 | 807,260 | 1995 | 815,552 | 1994 | 825,311 | 1993 | 834,259 | 1992 | 838,962 | 1991 | 839,340 | 1990 | 836,616 | 1989 | 829,696 | 1988 | 817,581 | 1987 | 802,418 | 1986 | 786,760 | 1985 | 771,787 | 1984 | 756,852 | 1983 | 741,716 | 1982 | 726,794 | 1981 | 711,700 | 1980 | 695,831 | 1979 | 679,441 | 1978 | 662,926 | 1977 | 646,308 | 1976 | 630,014 | 1975 | 614,239 | 1974 | 598,904 | 1973 | 584,041 | 1972 | 569,733 | 1971 | 556,084 | 1970 | 543,005 | 1969 | 530,450 | 1968 | 518,522 | 1967 | 506,822 | 1966 | 494,679 | 1965 | 481,775 | 1964 | 468,292 | 1963 | 454,362 | 1962 | 440,082 | 1961 | 425,870 | 1960 | 411,951 |
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