Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. |  |
VRS Castricum | 1 | 18 October 1966 | |
| 2. | |
VRS Castricum | 1 | 1 September 1979 | |
| 3. | |
VRS Castricum | 1 | 4 September 1987 | |
| 4. | |
VRS Castricum | 1 | 20 October 1987 | |
| 5. | |
VRS Castricum | 1 | 9 September 1988 | |
| 6. | |
VRS Castricum | 1 | 20 May 1996 | |
| 7. | |
VRS Castricum | 1 | 11 May 1998 | |
| 8. | |
VRS Castricum | 1 | 14 September 2006 | |
| 9. | |
VRS Castricum | 1 | 17 August 2010 | |
| 10. | |
VRS Castricum | 1 | 24 October 2011 | |
| 11. | |
VRS Castricum | 1 | 19 June 2013 | |
| 12. | |
VRS Castricum | 1 | 13 October 2020 | |
