| # | Name | Time | Performance | Date |
|---|---|---|---|---|
| 16 | 00:50.82 | 2018-02-04 | ||
| 17 | 00:50.87 | 2013-12-28 | ||
| 18 | 00:51.05 | 2018-02-05 | ||
| 19 | 00:51.20 | 2015-03-28 | ||
| 20 | 00:51.21 | 2015-05-18 | ||
| 21 | 00:51.37 | 2014-05-14 | ||
| 22 | 00:51.48 | 2014-06-24 | ||
| 23 | 00:51.53 | 2013-12-28 | ||
| 24 | 00:51.56 | 2015-06-04 | ||
| 25 | 00:51.59 | 2014-07-25 | ||
| 26 | 00:51.65 | 2014-02-08 | ||
| 27 | 00:51.66 | 2014-01-05 | ||
| 28 | 00:51.75 | 2014-05-14 | ||
| 29 | 00:51.83 | 2016-04-29 | ||
| 30 | 00:51.87 | 2015-08-17 | ||
| 16–30 / 356 | ||||