| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 27.8824 |
| 2020 | 28.8108 |
| 2019 | 24.8232 |
| 2018 | 23.9235 |
| 2017 | 24.2681 |
| 2016 | 25.2548 |
| 2015 | 25.6718 |
| 2014 | 26.891 |
| 2013 | 26.7097 |
| 2012 | 28.9842 |
| 2011 | 26.3983 |
| 2010 | 21.5482 |
| 2009 | 26.1017 |
| 2008 | 27.598 |
| 2007 | 21.4561 |
| 2006 | 16.8574 |
| 2005 | 24.3827 |
| 2004 | 18.0894 |
| 2003 | 21.078 |
| 2002 | 22.8155 |
| 2001 | 20.6926 |
| 2000 | 18.4631 |
| 1999 | 21.2674 |
| 1998 | 19.9323 |
| 1997 | 20.8792 |
| 1996 | 21.9378 |
| 1995 | 20.7648 |
| 1994 | 18.3562 |
| 1993 | 21.2398 |
| 1992 | 21.3032 |
| 1991 | 20.9327 |
| 1990 | 20.1587 |
| 1989 | 20.6183 |
| 1988 | 18.4429 |
| 1987 | 20.1183 |
| 1986 | 21.6629 |
| 1985 | 23.3004 |
| 1984 | 23.5946 |
| 1983 | 22.9046 |
| 1982 | 26.0687 |
| 1981 | 22.822 |
| 1980 | 19.7484 |
| 1979 | 19.0802 |
| 1978 | 20.5814 |
| 1977 | 19.2624 |
| 1976 | 17.8276 |
| 1975 | 21.0025 |
| 1974 | 17.2707 |
| 1973 | 18.3942 |
| 1972 | 19.0569 |
| 1971 | 16.1495 |
| 1970 | 17.9648 |
| 1969 | 15.5381 |
| 1968 | 18.8459 |
| 1967 | 24.2446 |
| 1966 | 27.4269 |
| 1965 | 27.2493 |
| 1964 | 32.0511 |
| 1963 | 37.9834 |
| 1962 | 49.0651 |
| 1961 | 73.7979 |
| 1960 | - |