| Ref | Site code | Season | Date | Count | IBA | Subregional IBA | RAMSAR |
|---|---|---|---|---|---|---|---|
| 66 | 29182637 | W | 1992-07-01 | 131 | |||
| 150 | 29182637 | S | 1993-01-18 | 354 | |||
| 235 | 29182637 | W | 1993-07-13 | 2 | |||
| 347 | 29182637 | S | 1994-01-12 | 113 | |||
| 527 | 29182637 | S | 1995-01-10 | 46 | |||
| 649 | 29182637 | W | 1995-07-20 | 18 | |||
| 737 | 29182637 | S | 1996-01-22 | 84 | |||
| 1051 | 29182637 | S | 1997-01-21 | 22 | |||
| 2799 | 29182637 | S | 1999-01-27 | 143 | |||
| 3296 | 29182637 | S | 2000-02-09 | 133 | |||
| 3759 | 29182637 | S | 2001-02-02 | 55 | |||
| 5043 | 29182637 | S | 2003-02-06 | 529 | |||
| 5597 | 29182637 | S | 2004-02-13 | 598 | |||
| 8812 | 29182637 | S | 2007-02-07 | 100 | |||
| 500205 | 29182637 | S | 2008-02-06 | 130 | |||
| 501143 | 29182637 | W | 2008-07-23 | 5 | |||
| 501297 | 29182637 | S | 2009-02-06 | 18 | |||
| 503888 | 29182637 | S | 2010-02-08 | 10 |