Seasons
| Season | Team | Competition | Apps | St | Min | G | A | YC | RC | Avg rating |
|---|---|---|---|---|---|---|---|---|---|---|
| Domestic league | ||||||||||
| 2017-18 |  Arsenal | Premier League | 6 | 4 | 365 | 1 | 0 | 0 | 0 | 6.78 |
| 2016-17 | Arsenal | Premier League | 1 | 0 | 37 | 0 | 0 | 0 | 0 | 7.00 |
| 2015-16 | Arsenal | Premier League | 24 | 24 | 2049 | 0 | 0 | 1 | 1 | 6.88 |
| 2014-15 | Arsenal | Premier League | 31 | 31 | 90 | 0 | 0 | 0 | 0 | 7.30 |
| 2013-14 | Arsenal | Premier League | 35 | 35 | 0 | 0 | 0 | 0 | 0 | – |
| 2012-13 | Arsenal | Premier League | 28 | 28 | 0 | 0 | 0 | 0 | 0 | – |
| 2011-12 | Arsenal | Premier League | 20 | 20 | 0 | 0 | 0 | 0 | 0 | – |
| 2011-12 |  Werder Bremen | Bundesliga | 4 | 4 | 0 | 0 | 0 | 0 | 0 | – |
| 2010-11 | Werder Bremen | Bundesliga | 30 | 30 | 0 | 0 | 0 | 0 | 0 | – |
| Total | 179 | 176 | 2541 | 1 | 0 | 1 | 1 | 6.88 | ||
| Domestic cups | ||||||||||
| 2017-18 | Arsenal | EFL Cup | 1 | 1 | 0 | 0 | 0 | 0 | 0 | – |
| 2017-18 | Arsenal | FA Community Shield | 1 | 1 | 32 | 0 | 0 | 0 | 0 | 6.80 |
| 2016-17 | Arsenal | FA Cup | 1 | 1 | 90 | 0 | 0 | 0 | 0 | 7.30 |
| 2015-16 | Arsenal | FA Cup | 3 | 3 | 0 | 0 | 0 | 0 | 0 | – |
| 2015-16 | Arsenal | EFL Cup | 2 | 2 | 0 | 0 | 0 | 0 | 0 | – |
| 2015-16 | Arsenal | FA Community Shield | 1 | 1 | 0 | 0 | 0 | 0 | 0 | – |
| 2014-15 | Arsenal | FA Cup | 4 | 4 | 0 | 0 | 0 | 0 | 0 | – |
| 2014-15 | Arsenal | EFL Cup | 0 | 0 | 0 | 0 | 0 | 0 | 0 | – |
| Total | 13 | 13 | 122 | 0 | 0 | 0 | 0 | 7.05 | ||
Sources: API-Football · Data sources