Annual Ringing Totals 1968 to 2010
| Year |
Full Grown |
Pullus |
Total |
| 1968 |
989 |
0 |
989 |
| 1969 |
1,331 |
301 |
1,632 |
| 1970 |
2,761 |
148 |
2,909 |
| 1971 |
2,200 |
89 |
2,289 |
| 1972 |
1,663 |
94 |
1,757 |
| 1973 |
2,003 |
136 |
2,139 |
| 1974 |
2,693 |
77 |
2,770 |
| 1975 |
6,282 |
150 |
6,432 |
| 1976 |
4,931 |
192 |
5,123 |
| 1977 |
6,435 |
199 |
6,634 |
| 1978 |
4,357 |
243 |
4,600 |
| 1979 |
4,075 |
89 |
4,164 |
| 1980 |
6,519 |
298 |
6,817 |
| 1981 |
6,474 |
306 |
6,780 |
| 1982 |
4,515 |
230 |
4,745 |
| 1983 |
4,388 |
334 |
4,722 |
| 1984 |
4,951 |
153 |
5,104 |
| 1985 |
5,473 |
213 |
5,686 |
| 1986 |
7,439 |
90 |
7,529 |
| 1987 |
5,101 |
158 |
5,259 |
| 1988 |
5,822 |
170 |
5,992 |
| 1989 |
6,009 |
193 |
6,202 |
| 1990 |
4,829 |
213 |
5,042 |
| 1991 |
4,176 |
169 |
4,345 |
| 1992 |
3,498 |
224 |
3,722 |
| 1993 |
3,281 |
134 |
3,415 |
| 1994 |
2,981 |
107 |
3,088 |
| 1995 |
2,351 |
176 |
2,527 |
| 1996 |
2,197 |
107 |
2,304 |
| 1997 |
2,637 |
358 |
2,995 |
| 1998 |
1,846 |
408 |
2,254 |
| 1999 |
1,124 |
474 |
1,598 |
| 2000 |
1,227 |
364 |
1,591 |
| 2001 |
1,434 |
357 |
1,791 |
2002 |
1,945 |
295 |
2,240 |
| 2003 |
2,419 |
338 |
2,757 |
| 2004 |
2,548 |
429 |
2,977 |
2005 |
2,732 |
814 |
3,546 |
| 2006 |
4,479 |
846 |
5,325 |
2007 |
5,160 |
846 |
6,006 |
2008 |
4,918 |
925 |
5,843 |
2009 |
6,961 |
1,072 |
8,033 |
| 2010 |
6,720 |
1,026 |
7,746 |
| Totals |
168,872 |
13,545 |
179,417 |