United States, National Age Group Motivational Times, 2017 - 2020
| AAAA | 53.29 | 1.88 |
| AAA | 55.89 | 1.79 |
| AA | 58.39 | 1.71 |
| A | 01:00.99 | 1.64 |
| BB | 01:05.99 | 1.52 |
| B | 01:11.09 | 1.41 |
| AAAA | 54.19 | 1.85 |
| AAA | 56.79 | 1.76 |
| AA | 59.39 | 1.68 |
| A | 01:01.89 | 1.62 |
| BB | 01:07.09 | 1.49 |
| B | 01:12.29 | 1.38 |
| AAAA | 56.59 | 1.77 |
| AAA | 59.29 | 1.69 |
| AA | 01:01.99 | 1.61 |
| A | 01:04.59 | 1.55 |
| BB | 01:09.99 | 1.43 |
| B | 01:15.39 | 1.33 |
| AAAA | 01:01.09 | 1.64 |
| AAA | 01:03.99 | 1.56 |
| AA | 01:06.99 | 1.49 |
| A | 01:09.89 | 1.43 |
| BB | 01:15.69 | 1.32 |
| B | 01:21.49 | 1.23 |
| AAAA | 01:09.49 | 1.44 |
| AAA | 01:12.99 | 1.37 |
| AA | 01:16.49 | 1.31 |
| A | 01:19.89 | 1.25 |
| BB | 01:30.29 | 1.11 |
| B | 01:40.69 | 0.99 |