| Frequency | Year | Author |
| 20 | 2020 | Zhiming Z. |
| 19 | 2020 | Fengwen Y. |
| 18 | 2020 | Yongqi L. |
| 14 | 2020 | Jianyuan T. |
| 13 | 2020 | Qingquan L. |
| 13 | 2020 | Liyin Z. |
| 12 | 2020 | Boli Z. |
| 11 | 2020 | Chunguang X. |
| 11 | 2020 | Lei Z. |
| 10 | 2020 | Junhua Z. |