| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 22 | 28522600 | S | 1992-01-28 | 829 | |||
| 78 | 28522600 | W | 1992-07-07 | 374 | |||
| 156 | 28522600 | S | 1993-01-14 | 94 | |||
| 233 | 28522600 | W | 1993-07-20 | 132 | |||
| 346 | 28522600 | S | 1994-01-17 | 826 | |||
| 429 | 28522600 | W | 1994-07-27 | 1569 | |||
| 526 | 28522600 | S | 1995-01-25 | 364 | |||
| 648 | 28522600 | W | 1995-07-17 | 1781 | |||
| 736 | 28522600 | S | 1996-01-24 | 138 | |||
| 883 | 28522600 | W | 1996-07-05 | 875 | |||
| 1050 | 28522600 | S | 1997-01-22 | 3147 | 2500 | ||
| 2109 | 28522600 | W | 1997-07-17 | 10486 | 5000 | 2500 | 10000 |
| 2361 | 28522600 | S | 1998-02-12 | 611 | |||
| 2552 | 28522600 | W | 1998-07-10 | 6926 | 5000 | 2500 | |
| 2797 | 28522600 | S | 1999-02-15 | 1173 | |||
| 3086 | 28522600 | W | 1999-07-17 | 370 | |||
| 3295 | 28522600 | S | 2000-02-16 | 2555 | 2500 | ||
| 3559 | 28522600 | W | 2000-07-11 | 1235 | |||
| 3757 | 28522600 | S | 2001-02-06 | 291 | |||
| 3987 | 28522600 | W | 2001-08-02 | 4078 | 2500 | ||
| 4462 | 28522600 | S | 2002-02-08 | 59 | |||
| 4692 | 28522600 | W | 2002-08-05 | 1291 | |||
| 5045 | 28522600 | S | 2003-02-18 | 733 | |||
| 5331 | 28522600 | W | 2003-08-05 | 13781 | 5000 | 2500 | 10000 |
| 5605 | 28522600 | S | 2004-02-17 | 1413 | |||
| 6121 | 28522600 | W | 2004-08-13 | 3997 | 2500 | ||
| 6317 | 28522600 | S | 2005-02-09 | 351 | |||
| 1973 | 28522600 | W | 2005-07-27 | 2608 | 2500 | ||
| 1986 | 28522600 | S | 2006-02-22 | 27 | |||
| 8320 | 28522600 | W | 2006-08-28 | 1041 | |||
| 8809 | 28522600 | S | 2007-02-14 | 602 | |||
| 9197 | 28522600 | W | 2007-08-06 | 1513 | |||
| 500286 | 28522600 | S | 2008-02-12 | 100 | |||
| 501149 | 28522600 | W | 2008-07-24 | 2480 | |||
| 501292 | 28522600 | S | 2009-02-09 | 897 | |||
| 501313 | 28522600 | W | 2009-08-13 | 2443 | |||
| 503866 | 28522600 | S | 2010-02-10 | 65 | |||
| 502282 | 28522600 | W | 2010-07-26 | 13503 | 5000 | 2500 | 10000 |
| 502283 | 28522600 | S | 2011-02-24 | 67 | |||
| 503923 | 28522600 | W | 2011-07-22 | 738 | |||
| 503924 | 28522600 | S | 2012-02-05 | 429 | |||
| 503121 | 28522600 | W | 2012-07-25 | 3578 | 2500 | ||
| 503181 | 28522600 | S | 2013-02-20 | 3012 | 2500 | ||
| 503841 | 28522600 | W | 2013-08-12 | 3636 | 2500 | ||
| 503977 | 28522600 | S | 2014-02-25 | 2082 | |||
| 505325 | 28522600 | W | 2014-08-28 | 8242 | 5000 | 2500 | |
| 505375 | 28522600 | S | 2015-02-22 | 5366 | 5000 | 2500 |