今までのタイムを表にしてみました。
| 2010 | 2011 | 2012 | 2013 | 2016 |
|---|---|---|---|---|
| 29:29 | 28:32 | 31:39 | 31:09 | 31:07 |
| 28:36 | 27:57 | 34:49 | 30:19 | 30:28 |
| 28:27 | 28:13 | 29:50 | 30:27 | 30:24 |
| 28:58 | 29:04 | 29:51 | 29:59 | 30:40 |
| 29:41 | 29:35 | 30:10 | 29:29 | 30:10 |
| 29:48 | 29:58 | 28:41 | 29:13 | 30:25 |
| 31:13 | 30:38 | 28:51 | 28:25 | 30:37 |
| 33:36 | 32:35 | 29:15 | 29:25 | 32:09 |
| 14:30 | 13:22 | 12:38 | 12:37 | 13:47 |
| 4:14:18 | 4:09:54 | 4:15:44 | 4:11:09 | 4:19:47 |