| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 22 | 28522600 | S | 1992-01-28 | 86 | |||
| 78 | 28522600 | W | 1992-07-07 | 1 | |||
| 233 | 28522600 | W | 1993-07-20 | 48 | |||
| 346 | 28522600 | S | 1994-01-17 | 226 | 210 | ||
| 429 | 28522600 | W | 1994-07-27 | 14 | |||
| 526 | 28522600 | S | 1995-01-25 | 1156 | 420 | 210 | 500 |
| 648 | 28522600 | W | 1995-07-17 | 82 | |||
| 736 | 28522600 | S | 1996-01-24 | 238 | 210 | ||
| 883 | 28522600 | W | 1996-07-05 | 28 | |||
| 1050 | 28522600 | S | 1997-01-22 | 991 | 420 | 210 | 500 |
| 2109 | 28522600 | W | 1997-07-17 | 128 | |||
| 2361 | 28522600 | S | 1998-02-12 | 2039 | 420 | 210 | 500 |
| 2552 | 28522600 | W | 1998-07-10 | 210 | 210 | ||
| 2797 | 28522600 | S | 1999-02-15 | 707 | 420 | 210 | 500 |
| 3086 | 28522600 | W | 1999-07-17 | 184 | |||
| 3295 | 28522600 | S | 2000-02-16 | 79 | |||
| 3559 | 28522600 | W | 2000-07-11 | 9 | |||
| 3757 | 28522600 | S | 2001-02-06 | 2657 | 420 | 210 | 500 |
| 3987 | 28522600 | W | 2001-08-02 | 199 | |||
| 4462 | 28522600 | S | 2002-02-08 | 419 | 210 | ||
| 4692 | 28522600 | W | 2002-08-05 | 12 | |||
| 5045 | 28522600 | S | 2003-02-18 | 580 | 420 | 210 | 500 |
| 5331 | 28522600 | W | 2003-08-05 | 32 | |||
| 5605 | 28522600 | S | 2004-02-17 | 2173 | 420 | 210 | 500 |
| 6121 | 28522600 | W | 2004-08-13 | 29 | |||
| 6317 | 28522600 | S | 2005-02-09 | 508 | 420 | 210 | 500 |
| 1973 | 28522600 | W | 2005-07-27 | 34 | |||
| 1986 | 28522600 | S | 2006-02-22 | 59 | |||
| 8809 | 28522600 | S | 2007-02-14 | 1530 | 420 | 210 | 500 |
| 9197 | 28522600 | W | 2007-08-06 | 117 | |||
| 500286 | 28522600 | S | 2008-02-12 | 378 | 210 | ||
| 501149 | 28522600 | W | 2008-07-24 | 31 | |||
| 501292 | 28522600 | S | 2009-02-09 | 1040 | 420 | 210 | 500 |
| 501313 | 28522600 | W | 2009-08-13 | 55 | |||
| 503866 | 28522600 | S | 2010-02-10 | 72 | |||
| 502282 | 28522600 | W | 2010-07-26 | 66 | |||
| 502283 | 28522600 | S | 2011-02-24 | 50 | |||
| 503923 | 28522600 | W | 2011-07-22 | 9 | |||
| 503924 | 28522600 | S | 2012-02-05 | 815 | 420 | 210 | 500 |
| 503121 | 28522600 | W | 2012-07-25 | 103 | |||
| 503181 | 28522600 | S | 2013-02-20 | 426 | 420 | 210 | |
| 503841 | 28522600 | W | 2013-08-12 | 87 | |||
| 503977 | 28522600 | S | 2014-02-25 | 451 | 420 | 210 | |
| 505325 | 28522600 | W | 2014-08-28 | 62 | |||
| 505375 | 28522600 | S | 2015-02-22 | 3545 | 420 | 210 | 500 |