| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 145 | 29493102 | S | 1993-01-10 | 496 | |||
| 267 | 29493102 | S | 1994-01-13 | 165 | |||
| 493 | 29493102 | S | 1995-01-24 | 227 | |||
| 667 | 29493102 | S | 1996-01-21 | 400 | |||
| 796 | 29493102 | W | 1996-07-13 | 16 | |||
| 1002 | 29493102 | S | 1997-02-02 | 650 | |||
| 2416 | 29493102 | S | 1998-02-15 | 439 | |||
| 2807 | 29493102 | S | 1999-01-15 | 400 | |||
| 3256 | 29493102 | S | 2000-01-23 | 360 | |||
| 3358 | 29493102 | W | 2000-07-23 | 1 | |||
| 3649 | 29493102 | S | 2001-01-28 | 268 | |||
| 4078 | 29493102 | W | 2001-07-29 | 5 | |||
| 4281 | 29493102 | S | 2002-01-27 | 600 | |||
| 4681 | 29493102 | W | 2002-07-28 | 4 | |||
| 4837 | 29493102 | S | 2003-01-26 | 42 | |||
| 5238 | 29493102 | W | 2003-07-27 | 1 | |||
| 5557 | 29493102 | S | 2004-01-25 | 61 | |||
| 5864 | 29493102 | W | 2004-07-18 | 1 | |||
| 6209 | 29493102 | S | 2005-01-30 | 431 | |||
| 6973 | 29493102 | S | 2006-01-29 | 411 | |||
| 8727 | 29493102 | S | 2007-01-21 | 6 | |||
| 94240 | 29493102 | W | 2007-08-12 | 1 | |||
| 500164 | 29493102 | S | 2008-01-26 | 187 | |||
| 500267 | 29493102 | W | 2008-07-20 | 1 | |||
| 500478 | 29493102 | S | 2009-02-01 | 18 | |||
| 501082 | 29493102 | W | 2009-08-01 | 2 | |||
| 502085 | 29493102 | S | 2010-10-30 | 1 | |||
| 503438 | 29493102 | S | 2011-01-22 | 70 | |||
| 502439 | 29493102 | S | 2012-01-28 | 13 | |||
| 502567 | 29493102 | S | 2013-02-03 | 54 | |||
| 503475 | 29493102 | S | 2014-01-19 | 6 | |||
| 504679 | 29493102 | S | 2015-01-24 | 37 | |||
| 505387 | 29493102 | S | 2016-01-24 | 78 | |||
| 506245 | 29493102 | S | 2017-01-29 | 7 | |||
| 506829 | 29493102 | S | 2018-01-28 | 2 | |||
| 507576 | 29493102 | S | 2019-01-27 | 1 | |||
| 510453 | 29493102 | S | 2024-01-28 | 4 |