| 年份 | 加拿大 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.793958 |
| 2020 | - |
| 2019 | - |
| 2018 | 0.0205383 |
| 2017 | - |
| 2016 | - |
| 2015 | - |
| 2014 | 0.118318 |
| 2013 | - |
| 2012 | - |
| 2011 | - |
| 2010 | - |
| 2009 | 0.129656 |
| 2008 | 1.57317 |
| 2007 | 1.1136 |
| 2006 | 1.41753 |
| 2005 | 3.22084 |
| 2004 | 2.36322 |
| 2003 | 2.64893 |
| 2002 | 1.52406 |
| 2001 | 2.24769 |
| 2000 | 2.69009 |
| 1999 | 1.19674 |
| 1998 | 0.948853 |
| 1997 | 1.28538 |
| 1996 | 1.17352 |
| 1995 | 0.596623 |
| 1994 | 0.849171 |
| 1993 | 0.990734 |
| 1992 | 0.59904 |
| 1991 | 0.289859 |
| 1990 | 0.349428 |
| 1989 | 0.396208 |
| 1988 | 0.38641 |
| 1987 | 0.581852 |
| 1986 | 0.215696 |
| 1985 | 1.01027 |
| 1984 | 1.12473 |
| 1983 | 0.989632 |
| 1982 | 0.304785 |
| 1981 | 1.46667 |
| 1980 | 2.56695 |
| 1979 | 2.90185 |
| 1978 | 1.0087 |
| 1977 | 1.10296 |
| 1976 | 0.970375 |
| 1975 | 1.10374 |
| 1974 | 1.21748 |
| 1973 | 0.142643 |
| 1972 | 0.058819 |
| 1971 | 0.00304859 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |