Region 4B 2015 vs Region 4B 2018
| Difference | This Meet | That Meet | |
|---|---|---|---|
| Overall Athletes | -12 | 79 | 91 |
| Overall Average | +27.14 | 22:00.04 | 21:32.90 |
| 1st-10th Place | +25.46 | 18:26.42 | 18:00.96 |
| 1st-25th Place | +40.95 | 19:19.69 | 18:38.74 |
| 1st-50th Place | +43.47 | 20:30.57 | 19:47.10 |
| 1st-100th Place | -2:13.71 | 17:22.83 | 19:36.54 |
| Common Athletes | -- | -- | 18 |
| Ran Faster | -14 | 2 | 16 |
| Ran Season Best | -1 | 8 | 9 |
| Average Time | +1:01.78 | 21:05.44 | 20:03.65 |
| Median Time | +57.01 | 20:40.58 | 19:43.57 |
| Middle 80% Times | +1:03.33 | 21:08.89 | 20:05.57 |
| Top 10% Times | +52.29 | 18:25.62 | 17:33.33 |
| Top 25% Times | +1:09.54 | 19:04.90 | 17:55.37 |
| Top 50% Times | +1:18.08 | 19:35.62 | 18:17.54 |
| Bottom 50% Times | +45.48 | 22:35.25 | 21:49.77 |
| Bottom 25% Times | +37.40 | 23:33.93 | 22:56.54 |
| Bottom 10% Times | +33.34 | 24:38.32 | 24:04.98 |
| Average Difference | +1:01.78 | -- | -- |
| Median Difference | +23.83 | -- | -- |
| Middle 80% Difference | +56.04 | -- | -- |
| Top 10% Difference | +46.94 | -- | -- |
| Top 50% Difference | +1:08.14 | -- | -- |
| Top 25% Difference | +1:07.28 | -- | -- |
| Top 50% Difference | +1:08.14 | -- | -- |
| Bottom 50% Difference | +55.42 | -- | -- |
| Bottom 25% Difference | +1:14.11 | -- | -- |
| Bottom 10% Difference | +3.81 | -- | -- |