| 年份 | 加拿大  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | - | 
| 2021 | 0.0730211 | 
| 2020 | 0.0442539 | 
| 2019 | 0.0537365 | 
| 2018 | 0.085387 | 
| 2017 | 0.0890428 | 
| 2016 | 0.0762147 | 
| 2015 | 0.0677434 | 
| 2014 | 0.0762774 | 
| 2013 | 0.111211 | 
| 2012 | 0.165451 | 
| 2011 | 0.312902 | 
| 2010 | 0.246578 | 
| 2009 | 0.198211 | 
| 2008 | 0.374151 | 
| 2007 | 0.109097 | 
| 2006 | 0.153707 | 
| 2005 | 0.152156 | 
| 2004 | 0.141082 | 
| 2003 | 0.0703205 | 
| 2002 | 0.0859208 | 
| 2001 | 0.111915 | 
| 2000 | 0.067838 | 
| 1999 | 0.0686138 | 
| 1998 | 0.116916 | 
| 1997 | 0.154496 | 
| 1996 | 0.171226 | 
| 1995 | 0.164621 | 
| 1994 | 0.0951297 | 
| 1993 | 0.114566 | 
| 1992 | 0.138835 | 
| 1991 | 0.180998 | 
| 1990 | 0.179973 | 
| 1989 | 0.176471 | 
| 1988 | 0.140038 | 
| 1987 | 0.124808 | 
| 1986 | 0.219081 | 
| 1985 | 0.310806 | 
| 1984 | 0.300919 | 
| 1983 | 0.287064 | 
| 1982 | 0.419235 | 
| 1981 | 0.37663 | 
| 1980 | 0.277264 | 
| 1979 | 0.262087 | 
| 1978 | 0.28755 | 
| 1977 | 0.278502 | 
| 1976 | 0.258039 | 
| 1975 | 0.276727 | 
| 1974 | 0.107996 | 
| 1973 | 0.0650809 | 
| 1972 | 0.0590342 | 
| 1971 | 0.0566592 | 
| 1970 | 0.0433348 | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |