Episode ratings for KBS2 drama Empress Chun Chu
| Date | Episode | Nationwide | Seoul |
|---|---|---|---|
| 2009-01-01 | Special | 12.4 (9th) | 12.6 (9th) |
| 2009-01-03 | 1 | 20.0 (3rd) | 19.8 (4th) |
| 2009-01-04 | 2 | 24.3 (3rd) | 24.7 (3rd) |
| 2009-01-10 | 3 | 19.8 (3rd) | 20.1 (3rd) |
| 2009-01-11 | 4 | 22.6 (5th) | 23.5 (5th) |
| 2009-01-17 | 5 | 18.6 (4th) | 18.2 (4th) |
| 2009-01-18 | 6 | 22.3 (4th) | 22.7 (4th) |
| 2009-01-24 | 7 | 15.3 (5th) | 14.7 (7th) |
| 2009-01-25 | 8 | 17.5 (3rd) | 17.1 (4th) |
| 2009-01-31 | 9 | 19.4 (4th) | 19.1 (5th) |
| 2009-02-01 | 10 | 21.4 (5th) | 21.7 (6th) |
| 2009-02-08 | 11 | 19.1 (6th) | 19.4 (6th) |
| 2009-02-09 | 12 | 20.6 (6th) | 21.7 (5th) |
| 2009-02-14 | 13 | 16.1 (5th) | 16.5 (4th) |
| 2009-02-15 | 14 | 18.4 (7th) | 19.2 (7th) |
| 2009-02-21 | 15 | 15.8 (6th) | 16.6 (5th) |
| 2009-02-22 | 16 | 18.3 (7th) | 18.9 (7th) |
| 2009-02-28 | 17 | 15.3 (5th) | 16.1 (5th) |
| 2009-03-01 | 18 | 17.5 (6th) | 18.3 (6th) |
| 2009-03-07 | 19 | 18.8 (3rd) | 19.5 (3rd) |
| 2009-03-08 | 20 | 17.4 (7th) | 17.9 (7th) |
| 2009-03-14 | 21 | 15.2 (5th) | 15.8 (5th) |
| 2009-03-15 | 22 | 16.5 (7th) | 17.0 (7th) |
| 2009-03-21 | 23 | 14.4 (5th) | 15.2 (5th) |
| 2009-03-22 | 24 | 17.0 (9th) | 17.7 (8th) |
| 2009-03-28 | 25 | 15.0 (5th) | 15.0 (6th) |
| 2009-03-29 | 26 | 17.2 (8th) | 17.0 (8th) |
| 2009-04-04 | 27 | 13.9 (6th) | 14.2 (6th) |
| 2009-04-05 | 28 | 15.3 (7th) | 15.9 (7th) |
| 2009-04-11 | 29 | 14.3 (4th) | 14.5 (4th) |
| 2009-04-12 | 30 | 16.4 (6th) | 17.3 (5th) |
| 2009-04-18 | 31 | 13.8 (6th) | 14.5 (6th) |
| 2009-04-19 | 32 | 16.9 (6th) | 17.6 (6th) |
| 2009-04-25 | 33 | 15.2 (5th) | 15.4 (5th) |
| 2009-04-26 | 34 | 18.2 (6th) | 19.6 (4th) |
| 2009-05-02 | 35 | 16.4 (5th) | 17.2 (5th) |
| 2009-05-03 | 36 | 13.2 (6th) | 13.1 (9th) |
| 2009-05-09 | 37 | 13.2 (6th) | 13.1 (9th) |
| 2009-05-10 | 38 | 15.5 (7th) | 16.3 (7th) |
| 2009-05-16 | 39 | 14.1 (6th) | 14.4 (6th) |
| 2009-05-17 | 40 | 14.4 (7th) | 14.4 (7th) |
| 2009-05-23 | 41 | 13.3 (5th) | 14.0 (4th) |
| 2009-05-24 | 42 | 15.1 (5th) | 15.9 (4th) |
| 2009-05-30 | 43 | 11.6 (8th) | 11.4 (9th) |
| 2009-05-31 | 44 | 15.9 (7th) | 16.8 (6th) |
| 2009-06-06 | 45 | 12.6 (6th) | 12.0 (6th) |
| 2009-06-07 | 46 | 15.1 (7th) | 15.3 (7th) |
| 2009-06-13 | 47 | 12.0 (8th) | 12.6 (7th) |
| 2009-06-14 | 48 | 13.2 (8th) | 13.4 (8th) |
| 2009-06-20 | 49 | 12.7 (7th) | 12.9 (6th) |
| 2009-06-21 | 50 | 15.3 (7th) | 15.3 (7th) |
| 2009-06-27 | 51 | 12.7 (6th) | 13.7 (5th) |
| 2009-06-28 | 52 | 13.9 (8th) | 14.5 (7th) |
| 2009-07-04 | 53 | 11.3 (8th) | 11.3 (10th) |
| 2009-07-05 | 54 | 13.0 (7th) | 13.8 (7th) |
| 2009-07-11 | 55 | 11.9 (8th) | 12.2 (6th) |
| 2009-07-12 | 56 | 12.9 (10th) | 12.6 (10th) |
| 2009-07-18 | 57 | 11.2 (13th) | 11.6 (14th) |
| 2009-07-19 | 58 | 12.8 (8th) | 12.8 (8th) |
| 2009-07-25 | 59 | 8.5 (17th) | (<8.3) |
| 2009-07-26 | 60 | 14.1 (7th) | 14.5 (7th) |
| 2009-08-01 | 61 | 13.8 (6th) | 14.3 (5th) |
| 2009-08-02 | 62 | 15.6 (7th) | 15.8 (7th) |
| 2009-08-08 | 63 | 13.4 (7th) | 13.3 (7th) |
| 2009-08-09 | 64 | 16.6 (6th) | 16.9 (6th) |
| 2009-08-15 | 65 | 14.9 (6th) | 14.7 (6th) |
| 2009-08-16 | 66 | 18.2 (6th) | 18.8 (6th) |
| 2009-08-22 | 67 | 17.0 (3rd) | 17.1 (4th) |
| 2009-08-23 | 68 | 23.6 (2nd) | 24.2 (2nd) |
| 2009-08-29 | 69 | 17.7 (2nd) | 17.5 (2nd) |
| 2009-08-30 | 70 | 19.4 (5th) | 19.7 (5th) |
| 2009-09-05 | 71 | 18.0 (4th) | 18.1 (4th) |
| 2009-09-06 | 72 | 20.2 (5th) | 20.2 (5th) |
| 2009-09-12 | 73 | 17.7 (2nd) | 17.4 (3rd) |
| 2009-09-13 | 74 | 20.0 (5th) | 20.3 (5th) |
| 2009-09-19 | 75 | 17.3 (2nd) | 17.3 (3rd) |
| 2009-09-20 | 76 | 21.5 (4th) | 21.2 (4th) |
| 2009-09-26 | 77 | 19.3 (2nd) | 18.9 (4th) |
| 2009-09-27 | 78 | 22.6 (4th) | 22.7 (4th) |
| Average | - | - | |
Source: TNS Media Korea