Jak oni śpiewają Viewing figures Viewing figures

| Episode | _1st_edition | _2nd_edition | _3rd_edition | _4th_edition |
|---|---|---|---|---|
| 10 | 4 726 703 (May 12, 2007) | 3 853 187 (November 24, 2007) | 3 128 871 (May 10, 2008) | 3 377 363 (November 8, 2008) |
| 11 | 3 949 779 (May 19, 2007) | 4 216 436 (December 1, 2007) | 3 383 989 (May 17, 2008) | 3 351 051 (November 22, 2008) |
| 12 | 3 708 186 (May 26, 2007) | 4 311 673 (December 8, 2007) | 3 351 302 (May 24, 2008) | 3 121 808 (November 29, 2008) |
| 13 | 4 977 556 (June 2, 2007) | 4 758 730 (December 15, 2007) | 3 284 740 (May 31, 2008) | 4 255 764 (December 6, 2008) |
| Average viewing | 4 507 262 | 4 109 762 | 3 583 305 | 3 234 688 |