| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | 4.69464 |
| 2021 | 4.63506 |
| 2020 | 4.52393 |
| 2019 | 4.37987 |
| 2018 | 4.22812 |
| 2017 | 4.04299 |
| 2016 | 3.83923 |
| 2015 | 3.67134 |
| 2014 | 3.53591 |
| 2013 | 3.40626 |
| 2012 | 3.28889 |
| 2011 | 3.1938 |
| 2010 | 3.12065 |
| 2009 | 3.06666 |
| 2008 | 3.03213 |
| 2007 | 3.02368 |
| 2006 | 3.03774 |
| 2005 | 3.05933 |
| 2004 | 3.0793 |
| 2003 | 3.08886 |
| 2002 | 3.08069 |
| 2001 | 3.05562 |
| 2000 | 3.02092 |
| 1999 | 2.98605 |
| 1998 | 2.95431 |
| 1997 | 2.92683 |
| 1996 | 2.90918 |
| 1995 | 2.89436 |
| 1994 | 2.85987 |
| 1993 | 2.79574 |
| 1992 | 2.71378 |
| 1991 | 2.62655 |
| 1990 | 2.5499 |
| 1989 | 2.51146 |
| 1988 | 2.51672 |
| 1987 | 2.53121 |
| 1986 | 2.52748 |
| 1985 | 2.50161 |
| 1984 | 2.45358 |
| 1983 | 2.39441 |
| 1982 | 2.33944 |
| 1981 | 2.29111 |
| 1980 | 2.24413 |
| 1979 | 2.19911 |
| 1978 | 2.15787 |
| 1977 | 2.1201 |
| 1976 | 2.08671 |
| 1975 | 2.05616 |
| 1974 | 2.02215 |
| 1973 | 1.97839 |
| 1972 | 1.93011 |
| 1971 | 1.89829 |
| 1970 | 1.89395 |
| 1969 | 1.90392 |
| 1968 | 1.92056 |
| 1967 | 1.94556 |
| 1966 | 1.97163 |
| 1965 | 1.99233 |
| 1964 | 2.01279 |
| 1963 | 2.04174 |
| 1962 | 2.07982 |
| 1961 | 2.11963 |
| 1960 | 2.15399 |