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 Russia 810 39.9%
2 China 649 32%
3 United States 177 8.7%
4 Netherlands 153 7.5%
5 France 75 3.7%
6 Germany 70 3.4%
7 Canada 25 1.2%
8 Czech Republic 17 0.8%
9 Sweden 15 0.7%
10 Korea, Republic of 10 0.5%
11 Ireland 7 0.3%
12 India 6 0.3%
13 Hong Kong 5 0.2%
14 Australia 3 0.1%
15 Taiwan 3 0.1%
16 Japan 2 0.1%
17 Norway 2 0.1%
18 Belgium 2 0.1%