BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 83 33.5%
2 China 71 28.6%
3 Netherlands 64 25.8%
4 Germany 16 6.5%
5 Norway 3 1.2%
6 Romania 2 0.8%
7 Canada 2 0.8%
8 Finland 2 0.8%
9 Denmark 1 0.4%
10 Russia 1 0.4%
11 United Kingdom 1 0.4%
12 Japan 1 0.4%
13 Mexico 1 0.4%