2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 40 | 60.6% |
2 | United States | 12 | 18.2% |
3 | Germany | 11 | 16.7% |
4 | Republic of Korea | 2 | 3% |
5 | Russia | 1 | 1.5% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 40 | 60.6% |
2 | United States | 12 | 18.2% |
3 | Germany | 11 | 16.7% |
4 | Republic of Korea | 2 | 3% |
5 | Russia | 1 | 1.5% |