| Year | Value | | 2024 | 2,714,623 | | 2023 | 2,736,065 | | 2022 | 2,766,660 | | 2021 | 2,804,528 | | 2020 | 2,846,071 | | 2019 | 2,885,807 | | 2018 | 2,915,004 | | 2017 | 2,929,236 | | 2016 | 2,928,959 | | 2015 | 2,916,012 | | 2014 | 2,892,862 | | 2013 | 2,863,046 | | 2012 | 2,828,893 | | 2011 | 2,789,313 | | 2010 | 2,743,891 | | 2009 | 2,695,094 | | 2008 | 2,640,319 | | 2007 | 2,579,567 | | 2006 | 2,518,499 | | 2005 | 2,452,377 | | 2004 | 2,376,625 | | 2003 | 2,298,621 | | 2002 | 2,218,831 | | 2001 | 2,130,382 | | 2000 | 2,038,211 | | 1999 | 1,942,802 | | 1998 | 1,838,637 | | 1997 | 1,733,101 | | 1996 | 1,631,059 | | 1995 | 1,528,996 | | 1994 | 1,432,169 | | 1993 | 1,354,164 | | 1992 | 1,294,178 | | 1991 | 1,246,568 | | 1990 | 1,209,756 | | 1989 | 1,182,681 | | 1988 | 1,165,278 | | 1987 | 1,151,282 | | 1986 | 1,135,465 | | 1985 | 1,113,995 | | 1984 | 1,086,353 | | 1983 | 1,052,108 | | 1982 | 1,012,749 | | 1981 | 974,062 | | 1980 | 938,806 | | 1979 | 905,524 | | 1978 | 873,221 | | 1977 | 841,982 | | 1976 | 810,450 | | 1975 | 777,626 |
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