| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 26 | 17 |
| 2011 | 63 | 25 | 16 | 11 | 26 | 22 | 24 | 18 | 6 | 22 | 23 | 24 |
| 2012 | 107 | 65 | 57 | 46 | 36 | 45 | 69 | 146 | 216 | 142 | 150 | 49 |
| 2013 | 124 | 190 | 296 | 253 | 223 | 266 | 230 | 209 | 195 | 368 | 262 | 195 |
| 2014 | 116 | 103 | 161 | 132 | 159 | 76 | 73 | 90 | 60 | 75 | 67 | 100 |
| 2015 | 79 | 49 | 72 | 75 | 67 | 31 | 53 | 74 | 56 | 49 | 57 | 77 |
| 2016 | 69 | 69 | 63 | 64 | 63 | 60 | 55 | 55 | 51 | 48 | 54 | 38 |
| 2017 | 51 | 44 | 39 | 36 | 36 | 23 | 31 | 30 | 19 | 25 | 16 | 13 |
| 2018 | 24 | 14 | 13 | 32 | 34 | 35 | 24 | 35 | 22 | 28 | 34 | 25 |
| 2019 | 23 | 39 | 31 | 25 | 34 | 18 | 31 | 27 | 15 | 35 | 29 | 25 |
| 2020 | 15 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |