| # | Name | Time | Performance | Date |
|---|---|---|---|---|
| 31 | 00:51.34 | 2015-12-09 | ||
| 32 | 00:51.36 | 2012-12-08 | ||
| 33 | 00:51.63 | 2014-05-18 | ||
| 34 | 00:51.80 | 2017-07-10 | ||
| 35 | 00:51.93 | 2011-12-22 | ||
| 36 | 00:51.94 | 2012-10-08 | ||
| 37 | 00:52.01 | 2011-04-20 | ||
| 38 | 00:52.05 | 2014-08-30 | ||
| 39 | 00:52.26 | 2012-04-26 | ||
| 40 | 00:52.31 | 2014-04-22 | ||
| 41 | 00:52.59 | 2012-04-10 | ||
| 42 | 00:52.76 | 2013-10-02 | ||
| 43 | 00:52.78 | 2011-04-17 | ||
| 44 | 00:52.91 | 2014-10-01 | ||
| 45 | 00:52.99 | 2016-09-13 | ||
| 31–45 / 684 | ||||