| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 2 | 33522538 | S | 1992-02-05 | 90 | |||
| 45 | 33522538 | W | 1992-07-13 | 21 | |||
| 125 | 33522538 | S | 1993-01-12 | 41 | |||
| 167 | 33522538 | W | 1993-07-20 | 2 | |||
| 314 | 33522538 | S | 1994-01-24 | 123 | |||
| 531 | 33522538 | S | 1995-01-17 | 11 | |||
| 710 | 33522538 | S | 1996-02-02 | 16 | |||
| 855 | 33522538 | W | 1996-07-30 | 1 | |||
| 1031 | 33522538 | S | 1997-02-05 | 47 | |||
| 2315 | 33522538 | S | 1998-02-09 | 350 | |||
| 2493 | 33522538 | W | 1998-07-09 | 2 | |||
| 2803 | 33522538 | S | 1999-01-28 | 21 | |||
| 2968 | 33522538 | W | 1999-07-26 | 7 | |||
| 3351 | 33522538 | S | 2000-01-21 | 140 | |||
| 3869 | 33522538 | S | 2001-02-05 | 20 | |||
| 4448 | 33522538 | S | 2002-01-11 | 16 | |||
| 5006 | 33522538 | S | 2003-02-01 | 140 | |||
| 5571 | 33522538 | S | 2004-02-07 | 316 | |||
| 6379 | 33522538 | S | 2005-01-09 | 11 | |||
| 8131 | 33522538 | S | 2006-01-29 | 39 | |||
| 8695 | 33522538 | S | 2007-01-17 | 76 | |||
| 9228 | 33522538 | W | 2007-07-14 | 2 | |||
| 500160 | 33522538 | S | 2008-02-07 | 21 | |||
| 500976 | 33522538 | S | 2009-02-10 | 116 | |||
| 510626 | 33522538 | S | 2010-01-28 | 21 | |||
| 510663 | 33522538 | W | 2010-07-26 | 2 | |||
| 510681 | 33522538 | S | 2011-02-01 | 29 | |||
| 510683 | 33522538 | S | 2012-01-22 | 30 | |||
| 510684 | 33522538 | W | 2012-07-19 | 13 | |||
| 510685 | 33522538 | S | 2013-01-26 | 21 | |||
| 510686 | 33522538 | W | 2013-07-09 | 3 | |||
| 510618 | 33522538 | S | 2014-01-31 | 2793 | 1500 | 750 | 1700 |
| 510619 | 33522538 | W | 2014-07-25 | 11 | |||
| 510620 | 33522538 | S | 2015-01-18 | 40 | |||
| 510621 | 33522538 | W | 2015-07-14 | 1 | |||
| 510622 | 33522538 | S | 2016-01-08 | 178 | |||
| 510623 | 33522538 | W | 2016-07-19 | 9 | |||
| 510756 | 33522538 | S | 2017-01-26 | 37 | |||
| 510758 | 33522538 | S | 2018-01-18 | 34 | |||
| 510760 | 33522538 | S | 2019-01-20 | 29 | |||
| 510763 | 33522538 | S | 2020-01-25 | 158 | |||
| 510764 | 33522538 | W | 2020-07-20 | 2 | |||
| 510767 | 33522538 | S | 2021-01-28 | 15 | |||
| 510768 | 33522538 | W | 2021-07-10 | 5 | |||
| 510769 | 33522538 | S | 2022-01-17 | 89 | |||
| 510613 | 33522538 | W | 2022-07-15 | 1 | |||
| 510658 | 33522538 | S | 2023-01-20 | 33 | |||
| 510678 | 33522538 | W | 2023-07-02 | 2 | |||
| 510679 | 33522538 | S | 2024-01-26 | 45 | |||
| 510776 | 33522538 | W | 2024-07-06 | 1 | |||
| 511481 | 33522538 | S | 2025-01-16 | 81 | |||
| 511482 | 33522538 | W | 2025-07-10 | 3 |