| # | Name | Time | Performance | Date |
|---|---|---|---|---|
| 31 | 00:49.89 | 2011-06-29 | ||
| 32 | 00:50.42 | 2011-08-21 | ||
| 33 | 00:50.90 | 2012-11-25 | ||
| 34 | 00:50.96 | 2013-05-25 | ||
| 35 | 00:51.11 | 2015-07-28 | ||
| 36 | 00:51.23 | 2013-10-15 | ||
| 37 | 00:51.25 | 2014-01-18 | ||
| 38 | 00:51.31 | 2016-10-11 | ||
| 39 | 00:51.99 | 2017-01-17 | ||
| 40 | 00:52.04 | 2012-07-08 | ||
| 41 | 00:52.27 | 2012-08-30 | ||
| 42 | 00:52.49 | 2014-03-31 | ||
| 43 | 00:52.52 | 2011-10-02 | ||
| 44 | 00:52.75 | 2011-02-03 | ||
| 45 | 00:52.77 | 2012-03-20 | ||
| 31–45 / 429 | ||||