2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 19 | 30.2% |
2 | United States | 18 | 28.6% |
3 | Germany | 11 | 17.5% |
4 | Netherlands | 5 | 7.9% |
5 | Japan | 2 | 3.2% |
6 | Finland | 2 | 3.2% |
7 | Canada | 2 | 3.2% |
8 | Algeria | 1 | 1.6% |
9 | Australia | 1 | 1.6% |
10 | Republic of Korea | 1 | 1.6% |
11 | United Kingdom | 1 | 1.6% |