2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 28 | 48.3% |
2 | United States | 16 | 27.6% |
3 | Germany | 9 | 15.5% |
4 | Netherlands | 5 | 8.6% |
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 28 | 48.3% |
2 | United States | 16 | 27.6% |
3 | Germany | 9 | 15.5% |
4 | Netherlands | 5 | 8.6% |