BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 208 40.5%
2 China 148 28.8%
3 Netherlands 71 13.8%
4 Germany 32 6.2%
5 France 17 3.3%
6 Hong Kong 11 2.1%
7 Canada 8 1.6%
8 Portugal 7 1.4%
9 3 0.6%
10 Taiwan 3 0.6%
11 Senegal 2 0.4%
12 Japan 1 0.2%
13 Estonia 1 0.2%
14 United Kingdom 1 0.2%