| 1 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | regular season |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| 3 | season | team | games |  | receiving |  |  |  |  | rushing |  |  |  |  | fumbles |  |
| 4 |  |  | gp | gs | rec | yds | avg | lng | td | att | yds | avg | lng | td | fum | lost |
| 5 | 2012 | ind | 16 | 16 | 45 | 521 | 11.6 | 40 | 3 | 3 | 5 | 1.7 | 3 | 0 | 1 | 0 |
| 6 | 2013 | ind | 1 | 1 | 1 | 20 | 20.0 | 20t | 1 | - | - | - | - | - | - | - |
| 7 | 2014 | ind | 13 | 13 | 29 | 395 | 13.6 | 41t | 8 | - | - | - | - | - | 1 | 0 |
| 8 | 2015 | ind | 13 | 12 | 16 | 109 | 6.8 | 21 | 1 | 1 | 1 | 1.0 | 1 | 0 | - | - |
| 9 | 2016 | ind | 14 | 14 | 35 | 406 | 11.6 | 23t | 6 | - | - | - | - | - | 1 | 0 |
| 10 | 2017 | ne | 16 | 8 | 10 | 86 | 8.6 | 22 | 1 | - | - | - | - | - | - | - |
| 11 | 2018 | ne | 13 | 8 | 3 | 27 | 9.0 | 21 | 0 | - | - | - | - | - | - | - |
| 12 | none | total | 86 | 72 | 139 | 1,564 | 11.3 | 41 | 20 | 4 | 6 | 1.5 | 3 | 0 | 3 | 0 |

Question: how many receiving yards did allen get in 2012?
Answer: 521