Baltimore County Championships 2009 vs Baltimore County Championships 2012
| Difference | This Meet | That Meet | |
|---|---|---|---|
| Overall Athletes | -50 | 255 | 305 |
| Overall Average | -21.78 | 22:01.46 | 22:23.23 |
| 1st-10th Place | +8.38 | 17:02.11 | 16:53.73 |
| 1st-25th Place | +4.05 | 17:27.97 | 17:23.92 |
| 1st-50th Place | +8.43 | 18:03.55 | 17:55.12 |
| 1st-100th Place | +7.03 | 18:53.87 | 18:46.84 |
| Common Athletes | -- | -- | 20 |
| Ran Faster | -16 | 2 | 18 |
| Ran Season Best | 7 | 14 | 7 |
| Average Time | +1:12.11 | 20:51.55 | 19:39.44 |
| Median Time | +1:24.50 | 20:22.80 | 18:58.30 |
| Middle 80% Times | +1:10.19 | 20:38.01 | 19:27.81 |
| Top 10% Times | +1:41.45 | 17:56.55 | 16:15.10 |
| Top 25% Times | +1:43.98 | 18:28.40 | 16:44.42 |
| Top 50% Times | +1:40.97 | 19:06.53 | 17:25.56 |
| Bottom 50% Times | +43.25 | 22:36.57 | 21:53.32 |
| Bottom 25% Times | +22.78 | 23:59.70 | 23:36.92 |
| Bottom 10% Times | +58.10 | 25:34.90 | 24:36.80 |
| Average Difference | +1:12.11 | -- | -- |
| Median Difference | +2:24.50 | -- | -- |
| Middle 80% Difference | +1:13.60 | -- | -- |
| Top 10% Difference | +1:14.20 | -- | -- |
| Top 50% Difference | +1:32.87 | -- | -- |
| Top 25% Difference | +1:43.98 | -- | -- |
| Top 50% Difference | +1:32.87 | -- | -- |
| Bottom 50% Difference | +51.35 | -- | -- |
| Bottom 25% Difference | +37.28 | -- | -- |
| Bottom 10% Difference | +58.10 | -- | -- |