BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 59 42.1%
2 China 35 25%
3 Netherlands 25 17.9%
4 Canada 8 5.7%
5 Germany 3 2.1%
6 Japan 2 1.4%
7 Russia 2 1.4%
8 Thailand 2 1.4%
9 France 2 1.4%
10 Bahamas 1 0.7%
11 Korea, Republic of 1 0.7%