| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | 1.82337 |
| 2021 | 0.575422 |
| 2020 | 1.0738 |
| 2019 | 1.43614 |
| 2018 | 1.41246 |
| 2017 | 1.19952 |
| 2016 | 1.13235 |
| 2015 | 0.746339 |
| 2014 | 1.00534 |
| 2013 | 1.05659 |
| 2012 | 1.08582 |
| 2011 | 0.978698 |
| 2010 | 1.11186 |
| 2009 | 1.14176 |
| 2008 | 1.08291 |
| 2007 | 0.971135 |
| 2006 | 1.01033 |
| 2005 | 0.944467 |
| 2004 | 0.933021 |
| 2003 | 0.901373 |
| 2002 | 1.08745 |
| 2001 | 1.08635 |
| 2000 | 0.931282 |
| 1999 | 0.812843 |
| 1998 | 0.829909 |
| 1997 | 0.993789 |
| 1996 | 1.04531 |
| 1995 | 1.03477 |
| 1994 | 1.09526 |
| 1993 | 1.09893 |
| 1992 | 1.18368 |
| 1991 | 1.24276 |
| 1990 | 1.50766 |
| 1989 | 1.79419 |
| 1988 | 1.29662 |
| 1987 | 1.31817 |
| 1986 | 0.99404 |
| 1985 | 0.913774 |
| 1984 | 0.944035 |
| 1983 | 0.988488 |
| 1982 | 1.18962 |
| 1981 | 1.2334 |
| 1980 | 1.2896 |
| 1979 | 0.989699 |
| 1978 | 0.995457 |
| 1977 | 1.17026 |
| 1976 | 1.31581 |
| 1975 | 1.45942 |
| 1974 | 1.39602 |
| 1973 | 1.22262 |
| 1972 | 1.16085 |
| 1971 | 2.94819 |
| 1970 | 1.39783 |
| 1969 | 1.35978 |
| 1968 | 1.61341 |
| 1967 | 1.79936 |
| 1966 | 1.86281 |
| 1965 | 1.81017 |
| 1964 | 1.88571 |
| 1963 | 1.86285 |
| 1962 | 1.85989 |
| 1961 | 1.99918 |
| 1960 | - |