Year | Value | 2022 | 9,651,544 | 2021 | 9,650,087 | 2020 | 9,612,802 | 2019 | 9,547,356 | 2018 | 9,510,958 | 2017 | 9,505,661 | 2016 | 9,556,185 | 2015 | 9,661,741 | 2014 | 9,804,964 | 2013 | 9,942,855 | 2012 | 10,036,151 | 2011 | 10,089,733 | 2010 | 10,160,615 | 2009 | 10,178,351 | 2008 | 10,188,021 | 2007 | 10,198,030 | 2006 | 10,261,734 | 2005 | 10,376,265 | 2004 | 10,478,394 | 2003 | 10,546,674 | 2002 | 10,588,374 | 2001 | 10,612,072 | 2000 | 10,645,554 | 1999 | 10,724,835 | 1998 | 10,857,623 | 1997 | 11,042,266 | 1996 | 11,293,397 | 1995 | 11,568,661 | 1994 | 11,838,110 | 1993 | 12,092,489 | 1992 | 12,296,599 | 1991 | 12,435,034 | 1990 | 12,547,329 | 1989 | 12,676,237 | 1988 | 12,776,430 | 1987 | 12,809,943 | 1986 | 12,764,508 | 1985 | 12,654,047 | 1984 | 12,485,581 | 1983 | 12,278,635 | 1982 | 12,083,610 | 1981 | 11,889,249 | 1980 | 11,666,016 | 1979 | 11,453,099 | 1978 | 11,275,526 | 1977 | 11,133,454 | 1976 | 11,027,142 | 1975 | 10,969,918 | 1974 | 10,965,143 | 1973 | 10,985,044 | 1972 | 10,973,416 | 1971 | 10,880,979 | 1970 | 10,612,470 | 1969 | 10,274,844 | 1968 | 10,001,107 | 1967 | 9,716,230 | 1966 | 9,520,697 | 1965 | 9,637,229 | 1964 | 9,877,324 | 1963 | 10,021,815 | 1962 | 10,142,582 | 1961 | 10,218,067 | 1960 | 10,170,166 |
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