| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 145 | 29493102 | S | 1993-01-10 | 1 | |||
| 267 | 29493102 | S | 1994-01-13 | 5 | |||
| 493 | 29493102 | S | 1995-01-24 | 6 | |||
| 667 | 29493102 | S | 1996-01-21 | 2 | |||
| 796 | 29493102 | W | 1996-07-13 | 1 | |||
| 1002 | 29493102 | S | 1997-02-02 | 12 | |||
| 2051 | 29493102 | W | 1997-07-20 | 2 | |||
| 2416 | 29493102 | S | 1998-02-15 | 11 | |||
| 2807 | 29493102 | S | 1999-01-15 | 4 | |||
| 3109 | 29493102 | W | 1999-07-25 | 2 | |||
| 3256 | 29493102 | S | 2000-01-23 | 15 | |||
| 3649 | 29493102 | S | 2001-01-28 | 12 | |||
| 4281 | 29493102 | S | 2002-01-27 | 30 | |||
| 4681 | 29493102 | W | 2002-07-28 | 8 | |||
| 4837 | 29493102 | S | 2003-01-26 | 11 | |||
| 5557 | 29493102 | S | 2004-01-25 | 35 | |||
| 6209 | 29493102 | S | 2005-01-30 | 22 | |||
| 6740 | 29493102 | W | 2005-07-27 | 6 | |||
| 6973 | 29493102 | S | 2006-01-29 | 28 | |||
| 8727 | 29493102 | S | 2007-01-21 | 19 | |||
| 94240 | 29493102 | W | 2007-08-12 | 16 | |||
| 500164 | 29493102 | S | 2008-01-26 | 39 | |||
| 500267 | 29493102 | W | 2008-07-20 | 1 | |||
| 500478 | 29493102 | S | 2009-02-01 | 25 | |||
| 503439 | 29493102 | W | 2010-07-31 | 1 | |||
| 502085 | 29493102 | S | 2010-10-30 | 25 | |||
| 503438 | 29493102 | S | 2011-01-22 | 21 | |||
| 503440 | 29493102 | W | 2011-07-31 | 3 | |||
| 502439 | 29493102 | S | 2012-01-28 | 33 | |||
| 503441 | 29493102 | W | 2012-08-05 | 4 | |||
| 502567 | 29493102 | S | 2013-02-03 | 14 | |||
| 502846 | 29493102 | W | 2013-07-28 | 2 | |||
| 503475 | 29493102 | S | 2014-01-19 | 23 | |||
| 504363 | 29493102 | W | 2014-07-27 | 1 | |||
| 504679 | 29493102 | S | 2015-01-24 | 15 | |||
| 505026 | 29493102 | W | 2015-07-18 | 1 | |||
| 505387 | 29493102 | S | 2016-01-24 | 19 | |||
| 505776 | 29493102 | W | 2016-07-23 | 3 | |||
| 506245 | 29493102 | S | 2017-01-29 | 13 | |||
| 506597 | 29493102 | W | 2017-07-29 | 3 | |||
| 506829 | 29493102 | S | 2018-01-28 | 32 | |||
| 507156 | 29493102 | W | 2018-07-29 | 2 | |||
| 507576 | 29493102 | S | 2019-01-27 | 33 | |||
| 507788 | 29493102 | W | 2019-07-20 | 1 | |||
| 508183 | 29493102 | S | 2020-01-26 | 17 | |||
| 508924 | 29493102 | S | 2021-01-31 | 22 | |||
| 509878 | 29493102 | S | 2023-01-22 | 14 | |||
| 510453 | 29493102 | S | 2024-01-28 | 9 | |||
| 511167 | 29493102 | S | 2025-02-16 | 7 |