2017 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 31 | 36.9% |
2 | China | 23 | 27.4% |
3 | Germany | 17 | 20.2% |
4 | Nigeria | 4 | 4.8% |
5 | India | 3 | 3.6% |
6 | Korea, Republic of | 2 | 2.4% |
7 | Netherlands | 2 | 2.4% |
8 | Turkey | 1 | 1.2% |
9 | Japan | 1 | 1.2% |