| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | 23.8223 |
| 2021 | 23.9308 |
| 2020 | 24.0018 |
| 2019 | 24.0526 |
| 2018 | 24.0985 |
| 2017 | 24.1245 |
| 2016 | 24.0811 |
| 2015 | 23.9636 |
| 2014 | 23.8371 |
| 2013 | 23.7486 |
| 2012 | 23.7017 |
| 2011 | 23.7296 |
| 2010 | 23.8651 |
| 2009 | 24.0807 |
| 2008 | 24.3315 |
| 2007 | 24.6279 |
| 2006 | 25.0195 |
| 2005 | 25.5193 |
| 2004 | 26.06 |
| 2003 | 26.568 |
| 2002 | 27.048 |
| 2001 | 27.5454 |
| 2000 | 28.0695 |
| 1999 | 28.591 |
| 1998 | 29.0694 |
| 1997 | 29.4809 |
| 1996 | 29.8348 |
| 1995 | 30.1354 |
| 1994 | 30.3762 |
| 1993 | 30.5235 |
| 1992 | 30.5411 |
| 1991 | 30.4767 |
| 1990 | 30.4263 |
| 1989 | 30.4315 |
| 1988 | 30.4843 |
| 1987 | 30.5709 |
| 1986 | 30.7604 |
| 1985 | 31.1017 |
| 1984 | 31.4846 |
| 1983 | 31.848 |
| 1982 | 32.248 |
| 1981 | 32.7838 |
| 1980 | 33.565 |
| 1979 | 34.6142 |
| 1978 | 35.8536 |
| 1977 | 37.1803 |
| 1976 | 38.5677 |
| 1975 | 40.051 |
| 1974 | 41.6377 |
| 1973 | 43.3123 |
| 1972 | 45.0187 |
| 1971 | 46.7678 |
| 1970 | 48.7029 |
| 1969 | 50.561 |
| 1968 | 52.1718 |
| 1967 | 53.7572 |
| 1966 | 55.2374 |
| 1965 | 56.4395 |
| 1964 | 57.307 |
| 1963 | 57.8599 |
| 1962 | 58.0881 |
| 1961 | 57.9974 |
| 1960 | 57.5697 |