| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 506 | 26102813 | S | 1995-01-14 | 8 | |||
| 699 | 26102813 | S | 1996-01-13 | 3 | |||
| 964 | 26102813 | S | 1997-01-11 | 4 | |||
| 2376 | 26102813 | S | 1998-01-10 | 42 | |||
| 2646 | 26102813 | S | 1999-01-09 | 3 | |||
| 3233 | 26102813 | S | 2000-01-09 | 2 | |||
| 3775 | 26102813 | S | 2001-01-07 | 3 | |||
| 4373 | 26102813 | S | 2002-01-06 | 4 | |||
| 4995 | 26102813 | S | 2003-01-04 | 13 | |||
| 5697 | 26102813 | S | 2004-01-10 | 15 | |||
| 6200 | 26102813 | S | 2005-01-08 | 86 | |||
| 7057 | 26102813 | S | 2006-01-07 | 135 | |||
| 8394 | 26102813 | W | 2006-07-08 | 5 | |||
| 8731 | 26102813 | S | 2007-01-06 | 51 | |||
| 9445 | 26102813 | S | 2008-01-05 | 130 | |||
| 500799 | 26102813 | S | 2009-01-24 | 33 | |||
| 504155 | 26102813 | S | 2010-01-09 | 188 | |||
| 501736 | 26102813 | S | 2011-01-08 | 46 | |||
| 502322 | 26102813 | W | 2011-08-06 | 5 | |||
| 504246 | 26102813 | S | 2012-01-14 | 132 | |||
| 504161 | 26102813 | W | 2012-07-21 | 3 | |||
| 505564 | 26102813 | S | 2013-02-19 | 41 | |||
| 505567 | 26102813 | S | 2014-02-01 | 430 | |||
| 505566 | 26102813 | S | 2015-02-28 | 20 | |||
| 505431 | 26102813 | S | 2016-02-06 | 8 | |||
| 506177 | 26102813 | S | 2017-01-21 | 12 | |||
| 506802 | 26102813 | S | 2018-01-20 | 12 | |||
| 507120 | 26102813 | W | 2018-07-21 | 4 | |||
| 507560 | 26102813 | S | 2019-01-19 | 2 | |||
| 508143 | 26102813 | S | 2020-01-16 | 9 | |||
| 508906 | 26102813 | S | 2021-01-27 | 4 | |||
| 511087 | 26102813 | S | 2025-01-16 | 16 |