| Date accepted |
|---|
| 2011-06-10 [13] |
| 2011-09-13 [6] |
| 2011-09-14 [4] |
| 2012-06-04 [6] |
| 2012-06-05 [10] |
| 2012-06-06 [4] |
| 2012-06-07 [7] |
| 2013-06-03 [7] |
| 2013-06-04 [6] |
| 2013-06-05 [6] |
| 2013-09-09 [2] |
| 2013-10-02 [2] |
| 2013-10-03 [2] |
| 2014-06-02 [7] |
| 2014-06-03 [7] |
| 2014-06-04 [7] |
| 2014-06-05 [3] |
| 2015-06-01 [7] |
| 2015-06-02 [16] |
| 2015-06-03 [11] |