2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 34 | 59.6% |
2 | Germany | 10 | 17.5% |
3 | China | 7 | 12.3% |
4 | Netherlands | 5 | 8.8% |
5 | Republic of Korea | 1 | 1.8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 34 | 59.6% |
2 | Germany | 10 | 17.5% |
3 | China | 7 | 12.3% |
4 | Netherlands | 5 | 8.8% |
5 | Republic of Korea | 1 | 1.8% |