| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 5079 | 26552816 | S | 2002-10-27 | 29 | 20 | ||
| 5610 | 26552816 | S | 2004-01-18 | 96 | 68 | 20 | |
| 6517 | 26552816 | S | 2005-01-16 | 47 | 20 | ||
| 7079 | 26552816 | S | 2006-01-15 | 53 | 20 | ||
| 8911 | 26552816 | S | 2007-01-21 | 207 | 135 | 68 | 20 |
| 500128 | 26552816 | S | 2008-01-20 | 24 | 20 | ||
| 503537 | 26552816 | S | 2009-01-18 | 145 | 135 | 68 | 20 |
| 503540 | 26552816 | S | 2011-01-23 | 32 | 20 | ||
| 503552 | 26552816 | S | 2012-01-29 | 207 | 135 | 68 | 20 |
| 503576 | 26552816 | S | 2013-02-10 | 261 | 135 | 68 | 20 |
| 503622 | 26552816 | S | 2014-02-09 | 50 | 20 | ||
| 504745 | 26552816 | S | 2015-02-08 | 327 | 135 | 68 | 20 |
| 506408 | 26552816 | S | 2016-02-14 | 197 | 135 | 68 | 20 |
| 506416 | 26552816 | S | 2017-02-12 | 28 | 20 |