Year | Value | 2022 | 11,246,634 | 2021 | 10,987,153 | 2020 | 10,763,098 | 2019 | 10,536,442 | 2018 | 10,339,841 | 2017 | 10,165,188 | 2016 | 10,021,744 | 2015 | 9,913,285 | 2014 | 9,855,105 | 2013 | 9,832,770 | 2012 | 9,800,263 | 2011 | 9,724,367 | 2010 | 9,515,267 | 2009 | 9,169,567 | 2008 | 8,871,853 | 2007 | 8,557,503 | 2006 | 8,312,707 | 2005 | 8,352,132 | 2004 | 8,507,051 | 2003 | 8,557,211 | 2002 | 8,605,053 | 2001 | 8,630,009 | 2000 | 8,552,808 | 1999 | 8,424,165 | 1998 | 8,291,704 | 1997 | 8,173,295 | 1996 | 8,089,737 | 1995 | 8,037,703 | 1994 | 7,997,133 | 1993 | 7,987,045 | 1992 | 7,978,377 | 1991 | 7,897,888 | 1990 | 7,743,876 | 1989 | 7,563,318 | 1988 | 7,385,817 | 1987 | 7,239,942 | 1986 | 7,154,995 | 1985 | 7,100,673 | 1984 | 6,914,642 | 1983 | 6,495,656 | 1982 | 5,965,553 | 1981 | 5,436,362 | 1980 | 5,007,810 | 1979 | 4,946,117 | 1978 | 5,289,771 | 1977 | 5,781,848 | 1976 | 6,254,254 | 1975 | 6,609,305 | 1974 | 6,792,330 | 1973 | 6,850,536 | 1972 | 6,864,265 | 1971 | 6,870,914 | 1970 | 6,878,210 | 1969 | 6,859,141 | 1968 | 6,807,808 | 1967 | 6,754,647 | 1966 | 6,705,406 | 1965 | 6,627,507 | 1964 | 6,500,097 | 1963 | 6,335,614 | 1962 | 6,135,687 | 1961 | 5,908,207 | 1960 | 5,657,789 |
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