| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | 6.21365 |
| 2021 | 6.23641 |
| 2020 | 6.29095 |
| 2019 | 6.38169 |
| 2018 | 6.50209 |
| 2017 | 6.62882 |
| 2016 | 6.75643 |
| 2015 | 6.91347 |
| 2014 | 7.14111 |
| 2013 | 7.43695 |
| 2012 | 7.75302 |
| 2011 | 8.04462 |
| 2010 | 8.27185 |
| 2009 | 8.38782 |
| 2008 | 8.39772 |
| 2007 | 8.35521 |
| 2006 | 8.29069 |
| 2005 | 8.20975 |
| 2004 | 8.12064 |
| 2003 | 8.01042 |
| 2002 | 7.86263 |
| 2001 | 7.70734 |
| 2000 | 7.56982 |
| 1999 | 7.44027 |
| 1998 | 7.33345 |
| 1997 | 7.27718 |
| 1996 | 7.22303 |
| 1995 | 7.08806 |
| 1994 | 6.88382 |
| 1993 | 6.65676 |
| 1992 | 6.39244 |
| 1991 | 6.11403 |
| 1990 | 5.89299 |
| 1989 | 5.71952 |
| 1988 | 5.54146 |
| 1987 | 5.36179 |
| 1986 | 5.22284 |
| 1985 | 5.14404 |
| 1984 | 5.10376 |
| 1983 | 5.09282 |
| 1982 | 5.12718 |
| 1981 | 5.19751 |
| 1980 | 5.28347 |
| 1979 | 5.37168 |
| 1978 | 5.43279 |
| 1977 | 5.45743 |
| 1976 | 5.47199 |
| 1975 | 5.49598 |
| 1974 | 5.53076 |
| 1973 | 5.56831 |
| 1972 | 5.60437 |
| 1971 | 5.63729 |
| 1970 | 5.63499 |
| 1969 | 5.57598 |
| 1968 | 5.49371 |
| 1967 | 5.4304 |
| 1966 | 5.40389 |
| 1965 | 5.41318 |
| 1964 | 5.45401 |
| 1963 | 5.51186 |
| 1962 | 5.5599 |
| 1961 | 5.58568 |
| 1960 | 5.59584 |