| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 1.18426 |
| 2020 | 0.233499 |
| 2019 | 0.188939 |
| 2018 | 0.125273 |
| 2017 | 0.204739 |
| 2016 | 0.160582 |
| 2015 | 0.153735 |
| 2014 | 0.252537 |
| 2013 | 0.28023 |
| 2012 | 0.338174 |
| 2011 | 0.555035 |
| 2010 | 0.449991 |
| 2009 | 0.203571 |
| 2008 | 0.513529 |
| 2007 | 0.785284 |
| 2006 | 0.602747 |
| 2005 | 0.278767 |
| 2004 | 0.285289 |
| 2003 | 0.153175 |
| 2002 | 0.138256 |
| 2001 | 0.122183 |
| 2000 | 0.180011 |
| 1999 | 0.125059 |
| 1998 | 0.104341 |
| 1997 | 0.218185 |
| 1996 | 0.29843 |
| 1995 | 0.403005 |
| 1994 | 0.297841 |
| 1993 | 0.202892 |
| 1992 | 0.346063 |
| 1991 | 0.469745 |
| 1990 | 0.549339 |
| 1989 | 0.790007 |
| 1988 | 1.09689 |
| 1987 | 0.345824 |
| 1986 | 0.229115 |
| 1985 | 0.336346 |
| 1984 | 0.395075 |
| 1983 | 0.37186 |
| 1982 | 0.35645 |
| 1981 | 0.486517 |
| 1980 | 0.900067 |
| 1979 | 0.646325 |
| 1978 | 0.360267 |
| 1977 | 0.594437 |
| 1976 | 0.743594 |
| 1975 | 0.788855 |
| 1974 | 1.77085 |
| 1973 | 1.70972 |
| 1972 | 0.862279 |
| 1971 | 0.942168 |
| 1970 | 1.29974 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |