| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | 7.04068 |
| 2021 | 7.01584 |
| 2020 | 6.9674 |
| 2019 | 6.89365 |
| 2018 | 6.80433 |
| 2017 | 6.72363 |
| 2016 | 6.66711 |
| 2015 | 6.63774 |
| 2014 | 6.62785 |
| 2013 | 6.62611 |
| 2012 | 6.6384 |
| 2011 | 6.68774 |
| 2010 | 6.78334 |
| 2009 | 6.90408 |
| 2008 | 7.02766 |
| 2007 | 7.14793 |
| 2006 | 7.27676 |
| 2005 | 7.44724 |
| 2004 | 7.6964 |
| 2003 | 8.01935 |
| 2002 | 8.35694 |
| 2001 | 8.65591 |
| 2000 | 8.88135 |
| 1999 | 8.9947 |
| 1998 | 9.01275 |
| 1997 | 8.99311 |
| 1996 | 8.95142 |
| 1995 | 8.88478 |
| 1994 | 8.80834 |
| 1993 | 8.71277 |
| 1992 | 8.58546 |
| 1991 | 8.45367 |
| 1990 | 8.3276 |
| 1989 | 8.19929 |
| 1988 | 8.09178 |
| 1987 | 8.04468 |
| 1986 | 8.01477 |
| 1985 | 7.90626 |
| 1984 | 7.72511 |
| 1983 | 7.51316 |
| 1982 | 7.242 |
| 1981 | 6.93873 |
| 1980 | 6.6961 |
| 1979 | 6.49957 |
| 1978 | 6.28814 |
| 1977 | 6.07419 |
| 1976 | 5.91084 |
| 1975 | 5.82322 |
| 1974 | 5.79192 |
| 1973 | 5.80826 |
| 1972 | 5.88051 |
| 1971 | 5.97625 |
| 1970 | 6.05653 |
| 1969 | 6.13914 |
| 1968 | 6.23905 |
| 1967 | 6.34549 |
| 1966 | 6.44423 |
| 1965 | 6.52808 |
| 1964 | 6.60999 |
| 1963 | 6.69669 |
| 1962 | 6.77637 |
| 1961 | 6.82705 |
| 1960 | 6.83939 |