2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 61 | 55.5% |
2 | China | 26 | 23.6% |
3 | Germany | 9 | 8.2% |
4 | Netherlands | 5 | 4.5% |
5 | Republic of Korea | 3 | 2.7% |
6 | Romania | 3 | 2.7% |
7 | Taiwan | 1 | 0.9% |
8 | Egypt | 1 | 0.9% |
9 | Canada | 1 | 0.9% |