Region IV Championship 2010 vs Region IV Championships 2011
| Difference | This Meet | That Meet | |
|---|---|---|---|
| Overall Athletes | +320 | 664 | 344 |
| Overall Average | +36.44 | 17:49.61 | 17:13.18 |
| 1st-10th Place | -0.09 | 15:10.02 | 15:10.11 |
| 1st-25th Place | -2.72 | 15:22.02 | 15:24.74 |
| 1st-50th Place | -4.88 | 15:34.91 | 15:39.79 |
| 1st-100th Place | -5.08 | 15:53.04 | 15:58.12 |
| Common Athletes | -- | -- | 136 |
| Ran Faster | -24 | 56 | 80 |
| Ran Season Best | -- | 136 | 136 |
| Average Time | +9.09 | 16:56.16 | 16:47.07 |
| Median Time | +17.30 | 16:52.80 | 16:35.50 |
| Middle 80% Times | +12.21 | 16:54.49 | 16:42.27 |
| Top 10% Times | +14.31 | 15:30.11 | 15:15.79 |
| Top 25% Times | +15.82 | 15:50.92 | 15:35.10 |
| Top 50% Times | +16.58 | 16:12.54 | 15:55.95 |
| Bottom 50% Times | +1.60 | 17:39.78 | 17:38.19 |
| Bottom 25% Times | -5.05 | 18:10.23 | 18:15.28 |
| Bottom 10% Times | -21.25 | 18:40.62 | 19:01.87 |
| Average Difference | +9.09 | -- | -- |
| Median Difference | -39.40 | -- | -- |
| Middle 80% Difference | +13.70 | -- | -- |
| Top 10% Difference | +12.04 | -- | -- |
| Top 50% Difference | +15.28 | -- | -- |
| Top 25% Difference | +11.66 | -- | -- |
| Top 50% Difference | +15.28 | -- | -- |
| Bottom 50% Difference | +2.90 | -- | -- |
| Bottom 25% Difference | -1.30 | -- | -- |
| Bottom 10% Difference | -28.02 | -- | -- |