Record counts
| # | Migration site | Totals | Date | ||
|---|---|---|---|---|---|
| 1. |  |
VRS Castricum | 1 | 20 September 1998 | |
| 2. | |
VRS Castricum | 1 | 19 August 2006 | |
| 3. | |
VRS Castricum | 1 | 31 August 2008 | |
| 4. | |
VRS Castricum | 1 | 8 September 2012 | |
| 5. | |
VRS Castricum | 1 | 31 August 2013 | |
| 6. | |
VRS Castricum | 1 | 20 August 2015 | |
| 7. | |
VRS Castricum | 1 | 9 May 2016 | |
| 8. | |
VRS Castricum | 1 | 28 August 2016 | |
| 9. | |
VRS Castricum | 1 | 21 September 2019 | |
