| 时间 | 发文数量 | 百分比 |
| 2008 | 1 | 0.03% |
| 2009 | 7 | 0.21% |
| 2010 | 21 | 0.64% |
| 2011 | 83 | 2.55% |
| 2012 | 135 | 4.15% |
| 2013 | 198 | 6.08% |
| 2014 | 288 | 8.85% |
| 2015 | 239 | 7.34% |
| 2016 | 289 | 8.88% |
| 2017 | 298 | 9.38% |
| 2018 | 341 | 10.48% |
| 2019 | 413 | 12.49% |
| 2020~至今 | 941 | 28.92% |