2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 40 | 71.4% |
2 | Germany | 10 | 17.9% |
3 | Netherlands | 3 | 5.4% |
4 | China | 2 | 3.6% |
5 | Republic of Korea | 1 | 1.8% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 40 | 71.4% |
2 | Germany | 10 | 17.9% |
3 | Netherlands | 3 | 5.4% |
4 | China | 2 | 3.6% |
5 | Republic of Korea | 1 | 1.8% |