2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | China | 33 | 45.2% |
2 | Germany | 15 | 20.5% |
3 | United States | 15 | 20.5% |
4 | Romania | 3 | 4.1% |
5 | India | 3 | 4.1% |
6 | Republic of Korea | 1 | 1.4% |
7 | Hong Kong | 1 | 1.4% |
8 | Spain | 1 | 1.4% |
9 | Switzerland | 1 | 1.4% |