Region 1B 2016 vs Region 1B 2018
| Difference | This Meet | That Meet | |
|---|---|---|---|
| Overall Athletes | -10 | 88 | 98 |
| Overall Average | -2:29.32 | 21:23.57 | 23:52.88 |
| 1st-10th Place | -1:48.62 | 17:38.13 | 19:26.75 |
| 1st-25th Place | -1:53.01 | 18:29.93 | 20:22.94 |
| 1st-50th Place | -1:55.60 | 19:41.62 | 21:37.22 |
| 1st-100th Place | -4:34.69 | 18:49.54 | 23:24.22 |
| Common Athletes | -- | -- | 30 |
| Ran Faster | 20 | 25 | 5 |
| Ran Season Best | 22 | 23 | 1 |
| Average Time | -1:24.59 | 20:43.47 | 22:08.06 |
| Median Time | -59.70 | 20:58.27 | 21:57.97 |
| Middle 80% Times | -1:20.59 | 20:42.66 | 22:03.25 |
| Top 10% Times | -1:18.74 | 17:35.57 | 18:54.31 |
| Top 25% Times | -1:17.01 | 18:14.76 | 19:31.77 |
| Top 50% Times | -1:02.24 | 19:13.30 | 20:15.54 |
| Bottom 50% Times | -1:46.94 | 22:13.64 | 24:00.58 |
| Bottom 25% Times | -2:14.80 | 22:49.62 | 25:04.43 |
| Bottom 10% Times | -2:02.51 | 23:57.83 | 26:00.33 |
| Average Difference | -1:24.59 | -- | -- |
| Median Difference | -19.01 | -- | -- |
| Middle 80% Difference | -1:16.47 | -- | -- |
| Top 10% Difference | -1:16.47 | -- | -- |
| Top 50% Difference | -48.82 | -- | -- |
| Top 25% Difference | -1:15.21 | -- | -- |
| Top 50% Difference | -48.82 | -- | -- |
| Bottom 50% Difference | -2:00.36 | -- | -- |
| Bottom 25% Difference | -2:47.23 | -- | -- |
| Bottom 10% Difference | -2:37.70 | -- | -- |