Okay！光姐妹
收視率

| 集數 | 集數 | 播出日期 | AGB收視率> 大韓民國（全國） | AGB收視率> 首爾（首都圈） | TNMS（朝鲜语：）收視率> 大韓民國（全國） |
| --- | --- | --- | --- | --- | --- |
| 1 | 1部 | 2021/03/13 | 20.3% | 19.8% | 17.7% |
| 1 | 2部 | 2021/03/13 | 23.5% | 22.0% | 20.6% |
| 2 | 1部 | 2021/03/14 | 23.4% | 22.8% | 21.9% |
| 2 | 2部 | 2021/03/14 | 26.0% | 25.1% | 23.7% |
| 3 | 1部 | 2021/03/20 | 21.1% | 20.3% | 18.9% |
| 3 | 2部 | 2021/03/20 | 25.0% | 23.7% | 22.0% |
| 4 | 1部 | 2021/03/21 | 24.4% | 22.4% | 21.5% |
| 4 | 2部 | 2021/03/21 | 27.2% | 25.5% | 23.8% |
| 5 | 1部 | 2021/03/27 | 22.2% | 20.6% | 19.0% |
| 5 | 2部 | 2021/03/27 | 26.7% | 25.4% | 22.0% |
| 6 | 1部 | 2021/03/28 | 24.5% | 23.2% | 21.2% |
| 6 | 2部 | 2021/03/28 | 26.9% | 25.7% | 23.4% |
| 7 | 1部 | 2021/04/03 | 21.6% | 20.1% |  |
| 7 | 2部 | 2021/04/03 | 25.1% | 23.6% |  |
| 8 | 1部 | 2021/04/04 | 25.4% | 23.6% | 22.4% |
| 8 | 2部 | 2021/04/04 | 26.8% | 24.7% | 24.7% |
| 9 | 1部 | 2021/04/10 | 20.0% | 18.1% | 18.4% |
| 9 | 2部 | 2021/04/10 | 25.2% | 23.2% | 22.4% |
| 10 | 1部 | 2021/04/11 | 23.6% | 21.1% | 22.1% |
| 10 | 2部 | 2021/04/11 | 26.3% | 24.0% | 24.7% |
| 11 | 1部 | 2021/04/24  | 21.2% | 19.3% | 19.2% |
| 11 | 2部 | 2021/04/24  | 25.4% | 23.4% | 22.6% |
| 12 | 1部 | 2021/04/25 | 24.2% | 22.6% | 21.4% |
| 12 | 2部 | 2021/04/25 | 27.7% | 26.1% | 24.9% |
| 13 | 1部 | 2021/05/01 | 22.8% | 21.5% | 19.3% |
| 13 | 2部 | 2021/05/01 | 26.7% | 24.9% | 23.0% |
| 14 | 1部 | 2021/05/02 | 24.7% | 24.0% | 22.2% |
| 14 | 2部 | 2021/05/02 | 28.1% | 27.4% | 24.7% |
| 15 | 1部 | 2021/05/08 | 20.2% | 19.4% | 18.1% |
| 15 | 2部 | 2021/05/08 | 25.9% | 24.5% | 22.7% |
| 16 | 1部 | 2021/05/09 | 26.2% | 24.4% | 22.0% |
| 16 | 2部 | 2021/05/09 | 30.2% | 28.3% | 25.7% |
| 17 | 1部 | 2021/05/15 | 24.6% | 22.9% |  |
| 17 | 2部 | 2021/05/15 | 29.1% | 27.6% |  |
| 18 | 1部 | 2021/05/16 | 28.9% | 27.3% | 25.1% |
| 18 | 2部 | 2021/05/16 | 31.8% | 30.7% | 27.4% |
| 19 | 1部 | 2021/05/22 | 23.2% | 22.2% | 20.3% |
| 19 | 2部 | 2021/05/22 | 27.7% | 26.4% | 25.1% |
| 20 | 1部 | 2021/05/23 | 27.6% | 25.9% | 25.0% |
| 20 | 2部 | 2021/05/23 | 30.9% | 29.1% | 28.6% |
| 21 | 1部 | 2021/05/29 | 25.0% | 24.5% | 20.8% |
| 21 | 2部 | 2021/05/29 | 28.8% | 28.0% | 25.1% |
| 22 | 1部 | 2021/05/30 | 27.5% | 26.4% | 24.5% |
| 22 | 2部 | 2021/05/30 | 30.5% | 29.0% | 28.4% |
| 23 | 1部 | 2021/06/05 | 21.5% | 20.5% |  |
| 23 | 2部 | 2021/06/05 | 26.7% | 25.7% |  |
| 24 | 1部 | 2021/06/06 | 26.5% | 24.7% | 22.1% |
| 24 | 2部 | 2021/06/06 | 30.4% | 28.7% | 26.6% |
| 25 | 1部 | 2021/06/12 | 23.2% | 21.3% | 19.3% |
| 25 | 2部 | 2021/06/12 | 28.9% | 26.6% | 25.2% |
| 26 | 1部 | 2021/06/13 | 28.4% | 27.1% | 24.9% |
| 26 | 2部 | 2021/06/13 | 31.5% | 30.3% | 28.1% |
| 27 | 1部 | 2021/06/19 | 23.4% | 21.9% |  |
| 27 | 2部 | 2021/06/19 | 28.6% | 26.8% |  |
| 28 | 1部 | 2021/06/20 | 29.0% | 27.6% | 22.7% |
| 28 | 2部 | 2021/06/20 | 31.5% | 29.3% | 25.5% |
| 29 | 1部 | 2021/06/26 | 24.2% | 22.7% |  |
| 29 | 2部 | 2021/06/26 | 29.5% | 27.6% |  |
| 30 | 1部 | 2021/06/27 | 29.6% | 28.3% | 24.5% |
| 30 | 2部 | 2021/06/27 | 32.5% | 30.7% | 27.2% |
| 31 | 31 | 2021/07/03 | 27.9% | 26.9% |  |
| 32 | 32 | 2021/07/04 | 31.9% | 31.6% | 27.0% |
| 33 | 33 | 2021/07/10 | 27.0% | 25.9% |  |
| 34 | 34 | 2021/07/11 | 27.7% | 26.6% | 26.7% |
| 35 | 35 | 2021/07/17 | 27.5% | 26.0% |  |
| 36 | 36 | 2021/07/18 | 30.1% | 28.6% | 26.9% |
| 37 | 37 | 2021/07/25 | 20.0% | 19.4% | 14.7% |
| 38 | 38 | 2021/08/07 | 24.3% | 23.7% | 19.6% |
| 39 | 39 | 2021/08/08 | 30.4% | 29.6% | 24.3% |
| 40 | 40 | 2021/08/14 | 28.2% | 27.2% | 23.6% |
| 41 | 41 | 2021/08/15 | 30.1% | 28.4% | 26.6% |
| 42 | 42 | 2021/08/21 | 29.8% | 28.8% | 26.0% |
| 43 | 43 | 2021/08/22 | 31.0% | 29.9% | 26.5% |
| 44 | 44 | 2021/08/28 | 28.9% | 28.1% | 23.6% |
| 45 | 45 | 2021/08/29 | 32.5% | 31.6% | 27.6% |
| 46 | 46 | 2021/09/04 | 28.6% | 27.2% | 25.2% |
| 47 | 47 | 2021/09/05 | 31.4% | 29.8% | 27.0% |
| 48 | 48 | 2021/09/11 | 29.1% | 27.4% | 24.5% |
| 49 | 49 | 2021/09/12 | 32.6% | 31.1% | 28.2% |
| 50 | 50 | 2021/09/18 | 28.9% | 27.9% | 24.9% |
| 平均收視率 | 平均收視率 | 平均收視率 | 26.88% | 25.46% | － |
| 特輯 | 1部 | 2021/04/17 | 14.2% | 13.0% | 13.0% |
| 特輯 | 2部 | 2021/04/17 | 13.1% | 12.4% | 11.3% |
| 特輯 | 1部 | 2021/04/18 | 11.5% | 10.1% | 11.1% |
| 特輯 | 2部 | 2021/04/18 | 10.9% | 9.7% | 10.9% |

收視最低的集數以藍色表示，收視最高的集數以紅色表示，而空格則表示該集的收視沒有相關數據。