2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 15 | 32.6% |
2 | United States | 12 | 26.1% |
3 | Germany | 9 | 19.6% |
4 | Romania | 3 | 6.5% |
5 | Netherlands | 2 | 4.3% |
6 | Republic of Korea | 2 | 4.3% |
7 | Serbia | 1 | 2.2% |
8 | Hong Kong | 1 | 2.2% |
9 | France | 1 | 2.2% |