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