2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 27 | 45% |
2 | China | 18 | 30% |
3 | Germany | 12 | 20% |
4 | Japan | 1 | 1.7% |
5 | Republic of Korea | 1 | 1.7% |
6 | France | 1 | 1.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 27 | 45% |
2 | China | 18 | 30% |
3 | Germany | 12 | 20% |
4 | Japan | 1 | 1.7% |
5 | Republic of Korea | 1 | 1.7% |
6 | France | 1 | 1.7% |