| 1 | A | B | C | D | E | F | G | H | I |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | managerial record |  |  |  |  |  |  |  |  |
| 3 | team | from | to | regular season record |  |  | post-season record |  |  |
| 4 |  |  |  | w | l | win % | w | l | win % |
| 5 | texas rangers | 2007 | 2014 | 664 | 611 | .521 | 18 | 16 | .529 |
| 6 | total |  |  | 664 | 611 | .521 | 18 | 16 | .529 |

Question: what was rangers's winning percentage in regular season?
Answer: 0.521