2018 | 总访问次数
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 19 | 39.6% |
2 | Germany | 10 | 20.8% |
3 | China | 8 | 16.7% |
4 | Netherlands | 6 | 12.5% |
5 | Republic of Korea | 2 | 4.2% |
6 | India | 2 | 4.2% |
7 | Tanzania | 1 | 2.1% |
排名 | 国家/地区 | 数量 | 占比 |
1 | United States | 19 | 39.6% |
2 | Germany | 10 | 20.8% |
3 | China | 8 | 16.7% |
4 | Netherlands | 6 | 12.5% |
5 | Republic of Korea | 2 | 4.2% |
6 | India | 2 | 4.2% |
7 | Tanzania | 1 | 2.1% |