The following is a list of the total number of records in our database made by John Burrows each year. All records from all countries are included.
Click on a column heading to sort the entries in that column
| Year | No of records |
|---|---|
| Date not known | 4 |
| 1905 | 1 |
| 1930 | 1 |
| 1949 | 1 |
| 1950 | 2 |
| 1972 | 3 |
| 1973 | 5 |
| 1974 | 1 |
| 1975 | 4 |
| 1980 | 8 |
| 1981 | 89 |
| 1982 | 92 |
| 1983 | 6 |
| 1987 | 2 |
| 1991 | 21 |
| 1994 | 17 |
| 1996 | 4 |
| 1997 | 9 |
| 1998 | 23 |
| 2001 | 42 |
| 2002 | 2 |
| 2003 | 50 |
| 2004 | 69 |
| 2005 | 347 |
| 2006 | 213 |
| 2007 | 386 |
| 2008 | 479 |
| 2009 | 365 |
| 2010 | 258 |
| 2011 | 127 |
| 2012 | 329 |
| 2013 | 3 |
| 2014 | 87 |
| 2015 | 76 |
| 2017 | 1 |
| 2020 | 1 |