| 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
篇数 | 7 | 3 | 10 | 3 | 4 | 2 | 2 | 4 | 3 | 5 |
% | 4.9 | 2.1 | 7 | 2.1 | 2.8 | 1.4 | 1.4 | 2.8 | 2.1 | 3.8 |