2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 27 | 62.8% |
2 | Germany | 9 | 20.9% |
3 | Netherlands | 4 | 9.3% |
4 | China | 2 | 4.7% |
5 | Republic of Korea | 1 | 2.3% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 27 | 62.8% |
2 | Germany | 9 | 20.9% |
3 | Netherlands | 4 | 9.3% |
4 | China | 2 | 4.7% |
5 | Republic of Korea | 1 | 2.3% |