2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 52 | 64.2% |
2 | United States | 17 | 21% |
3 | Germany | 9 | 11.1% |
4 | Republic of Korea | 2 | 2.5% |
5 | Finland | 1 | 1.2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 52 | 64.2% |
2 | United States | 17 | 21% |
3 | Germany | 9 | 11.1% |
4 | Republic of Korea | 2 | 2.5% |
5 | Finland | 1 | 1.2% |