2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 17 | 34% |
2 | China | 16 | 32% |
3 | India | 10 | 20% |
4 | Germany | 6 | 12% |
5 | Poland | 1 | 2% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 17 | 34% |
2 | China | 16 | 32% |
3 | India | 10 | 20% |
4 | Germany | 6 | 12% |
5 | Poland | 1 | 2% |