| Year | Value | | 2022 | 1,771,004 | | 2021 | 1,843,662 | | 2020 | 2,032,549 | | 2019 | 2,207,696 | | 2018 | 2,312,624 | | 2017 | 2,389,129 | | 2016 | 2,402,506 | | 2015 | 2,329,789 | | 2014 | 2,219,965 | | 2013 | 2,088,903 | | 2012 | 1,956,255 | | 2011 | 1,848,128 | | 2010 | 1,801,482 | | 2009 | 1,750,641 | | 2008 | 1,753,687 | | 2007 | 1,789,593 | | 2006 | 1,816,805 | | 2005 | 1,834,597 | | 2004 | 1,841,384 | | 2003 | 1,844,537 | | 2002 | 1,859,555 | | 2001 | 1,890,526 | | 2000 | 1,917,314 | | 1999 | 1,899,917 | | 1998 | 1,799,010 | | 1997 | 1,633,907 | | 1996 | 1,444,533 | | 1995 | 1,280,167 | | 1994 | 1,238,401 | | 1993 | 1,352,189 | | 1992 | 1,536,529 | | 1991 | 1,711,935 | | 1990 | 1,838,228 | | 1989 | 1,885,192 | | 1988 | 1,882,496 | | 1987 | 1,871,027 | | 1986 | 1,862,628 | | 1985 | 1,848,021 | | 1984 | 1,817,167 | | 1983 | 1,778,708 | | 1982 | 1,740,650 | | 1981 | 1,703,752 | | 1980 | 1,662,871 | | 1979 | 1,618,023 | | 1978 | 1,577,391 | | 1977 | 1,534,800 | | 1976 | 1,490,557 | | 1975 | 1,458,942 | | 1974 | 1,428,482 | | 1973 | 1,389,807 | | 1972 | 1,347,493 | | 1971 | 1,304,579 | | 1970 | 1,267,694 | | 1969 | 1,234,326 | | 1968 | 1,198,582 | | 1967 | 1,170,211 | | 1966 | 1,139,368 | | 1965 | 1,104,198 | | 1964 | 1,069,307 | | 1963 | 1,031,744 | | 1962 | 994,849 | | 1961 | 960,360 | | 1960 | 930,249 |
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