США, Нормативы для возрастных групп, 2017 - 2020
| AAAA | 2319 | 2.16 |
| AAA | 2429 | 2.06 |
| AA | 2539 | 1.97 |
| A | 2649 | 1.89 |
| BB | 2869 | 1.74 |
| B | 3089 | 1.62 |
| AAAA | 2389 | 2.09 |
| AAA | 2509 | 1.99 |
| AA | 2619 | 1.91 |
| A | 2739 | 1.83 |
| BB | 2959 | 1.69 |
| B | 3189 | 1.57 |
| AAAA | 2489 | 2.01 |
| AAA | 2609 | 1.92 |
| AA | 2729 | 1.83 |
| A | 2839 | 1.76 |
| BB | 3079 | 1.62 |
| B | 3319 | 1.51 |
| AAAA | 2699 | 1.85 |
| AAA | 2829 | 1.77 |
| AA | 2959 | 1.69 |
| A | 3089 | 1.62 |
| BB | 3339 | 1.50 |
| B | 3599 | 1.39 |
| AAAA | 3029 | 1.65 |
| AAA | 3159 | 1.58 |
| AA | 3289 | 1.52 |
| A | 3419 | 1.46 |
| BB | 3809 | 1.31 |
| B | 4199 | 1.19 |