2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 57 | 56.4% |
2 | China | 21 | 20.8% |
3 | Germany | 7 | 6.9% |
4 | United Kingdom | 4 | 4% |
5 | Republic of Korea | 3 | 3% |
6 | Algeria | 3 | 3% |
7 | France | 2 | 2% |
8 | Philippines | 2 | 2% |
9 | Japan | 1 | 1% |
10 | Chile | 1 | 1% |