2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 25 | 37.3% |
2 | United States | 18 | 26.9% |
3 | Germany | 11 | 16.4% |
4 | Netherlands | 6 | 9% |
5 | Republic of Korea | 2 | 3% |
6 | Spain | 2 | 3% |
7 | Switzerland | 1 | 1.5% |
8 | Australia | 1 | 1.5% |
9 | Bangladesh | 1 | 1.5% |