| # | Name | Time | Performance | Date |
|---|---|---|---|---|
| 46 | 00:48.03 | 2013-10-24 | ||
| 47 | 00:48.22 | 2013-05-27 | ||
| 48 | 00:48.34 | 2011-11-23 | ||
| 49 | 00:48.49 | 2017-02-19 | ||
| 50 | 00:48.49 | 2014-01-17 | ||
| 51 | 00:48.63 | 2014-01-13 | ||
| 52 | 00:48.77 | 2013-12-03 | ||
| 53 | 00:48.96 | 2014-08-11 | ||
| 54 | 00:48.99 | 2012-06-24 | ||
| 55 | 00:49.14 | 2017-02-19 | ||
| 56 | 00:49.43 | 2012-05-20 | ||
| 57 | 00:49.53 | 2011-03-07 | ||
| 58 | 00:49.87 | 2014-01-17 | ||
| 59 | 00:49.87 | 2013-03-23 | ||
| 60 | 00:49.89 | 2013-05-27 | ||
| 46–60 / 553 | ||||