

*Excludes Observations that spanned multiple years
B![]() | b![]() | t![]() | W![]() | w![]() | ||
|---|---|---|---|---|---|---|
| Pre 1970 | 0 | 0 | 27 | 0 | 0 | 27 |
| 1970 | 2 | 0 | 3 | 0 | 0 | 5 |
| 1971 | 0 | 0 | 6 | 0 | 0 | 6 |
| 1972 | 0 | 0 | 2 | 0 | 0 | 2 |
| 1973 | 0 | 0 | 4 | 0 | 0 | 4 |
| 1974 | 0 | 0 | 3 | 0 | 0 | 3 |
| 1975 | 0 | 0 | 6 | 0 | 0 | 6 |
| 1976 | 0 | 0 | 4 | 0 | 0 | 4 |
| 1977 | 0 | 0 | 4 | 0 | 0 | 4 |
| 1978 | 0 | 0 | 1 | 0 | 0 | 1 |
| 1979 | 0 | 0 | 2 | 0 | 0 | 2 |
| 1980 | 0 | 0 | 6 | 0 | 0 | 6 |
| 1981 | 2 | 0 | 2 | 0 | 0 | 4 |
| 1982 | 0 | 0 | 4 | 0 | 0 | 4 |
| 1983 | 0 | 0 | 1 | 0 | 0 | 1 |
| 1984 | 0 | 0 | 2 | 0 | 0 | 2 |
| 1985 | 0 | 1 | 6 | 0 | 0 | 7 |
| 1986 | 1 | 1 | 5 | 0 | 0 | 7 |
| 1987 | 2 | 1 | 5 | 0 | 0 | 8 |
| 1988 | 3 | 1 | 5 | 0 | 0 | 9 |
| 1989 | 0 | 0 | 5 | 0 | 0 | 5 |
| 1990 | 0 | 1 | 6 | 0 | 0 | 7 |
| 1991 | 1 | 1 | 6 | 0 | 0 | 8 |
| 1992 | 0 | 1 | 7 | 0 | 0 | 8 |
| 1993 | 1 | 0 | 3 | 0 | 0 | 4 |
| 1994 | 3 | 0 | 16 | 0 | 0 | 19 |
| 1995 | 1 | 0 | 14 | 0 | 0 | 15 |
| 1996 | 1 | 0 | 17 | 0 | 0 | 18 |
| 1997 | 2 | 1 | 8 | 0 | 0 | 11 |
| 1998 | 2 | 1 | 11 | 0 | 0 | 14 |
| 1999 | 1 | 0 | 13 | 0 | 0 | 14 |
| 2000 | 4 | 0 | 13 | 0 | 0 | 17 |
| 2001 | 2 | 1 | 15 | 0 | 0 | 18 |
| 2002 | 0 | 0 | 21 | 0 | 0 | 21 |
| 2003 | 1 | 2 | 23 | 0 | 0 | 26 |
| 2004 | 0 | 2 | 18 | 0 | 0 | 20 |
| 2005 | 1 | 0 | 26 | 0 | 0 | 27 |
| 2006 | 0 | 0 | 11 | 0 | 0 | 11 |
| 2007 | 0 | 0 | 30 | 0 | 0 | 30 |
| 2008 | 0 | 0 | 18 | 0 | 0 | 18 |
| 2009 | 4 | 2 | 25 | 0 | 0 | 31 |
| 2010 | 5 | 0 | 23 | 0 | 0 | 28 |
| 2011 | 3 | 0 | 25 | 0 | 0 | 28 |
| 2012 | 2 | 1 | 41 | 0 | 0 | 44 |
| 2013 | 3 | 0 | 67 | 0 | 0 | 70 |
| 2014 | 2 | 0 | 70 | 0 | 0 | 72 |
| 2015 | 0 | 0 | 75 | 0 | 0 | 75 |
| 2016 | 4 | 0 | 98 | 0 | 0 | 102 |
| 2017 | 0 | 0 | 86 | 0 | 0 | 86 |
| 2018 | 0 | 4 | 193 | 0 | 0 | 197 |
| 2019 | 1 | 2 | 139 | 0 | 0 | 142 |
| 2020 | 1 | 1 | 196 | 0 | 0 | 198 |
| 2021 | 2 | 0 | 301 | 0 | 0 | 303 |
| 2022 | 0 | 0 | 272 | 0 | 0 | 272 |
| 2023 | 2 | 1 | 126 | 0 | 0 | 129 |
| 2024 | 1 | 4 | 190 | 0 | 0 | 195 |
| 2025 | 0 | 0 | 7 | 0 | 0 | 7 |
| Total | 60 | 29 | 2313 | 0 | 0 | 2402 |