2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 40 | 54.1% |
2 | United States | 19 | 25.7% |
3 | Germany | 9 | 12.2% |
4 | Netherlands | 4 | 5.4% |
5 | Republic of Korea | 2 | 2.7% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 40 | 54.1% |
2 | United States | 19 | 25.7% |
3 | Germany | 9 | 12.2% |
4 | Netherlands | 4 | 5.4% |
5 | Republic of Korea | 2 | 2.7% |