2019 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 56 | 48.3% |
2 | China | 31 | 26.7% |
3 | Germany | 10 | 8.6% |
4 | France | 8 | 6.9% |
5 | Czech Republic | 3 | 2.6% |
6 | Norway | 3 | 2.6% |
7 | United Kingdom | 3 | 2.6% |
8 | Taiwan | 1 | 0.9% |
9 | Australia | 1 | 0.9% |