2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 65 | 69.9% |
2 | China | 12 | 12.9% |
3 | Germany | 9 | 9.7% |
4 | Netherlands | 6 | 6.5% |
5 | Republic of Korea | 1 | 1.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 65 | 69.9% |
2 | China | 12 | 12.9% |
3 | Germany | 9 | 9.7% |
4 | Netherlands | 6 | 6.5% |
5 | Republic of Korea | 1 | 1.1% |