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 China 52 35.4%
2 United States 45 30.6%
3 Germany 13 8.8%
4 Russia 5 3.4%
5 India 5 3.4%
6 Senegal 3 2%
7 Hong Kong 3 2%
8 Australia 3 2%
9 United Kingdom 2 1.4%
10 Norway 2 1.4%
11 Philippines 2 1.4%
12 Japan 2 1.4%
13 Czech Republic 2 1.4%
14 Estonia 1 0.7%
15 Finland 1 0.7%
16 France 1 0.7%
17 Moldova, Republic of 1 0.7%
18 Netherlands 1 0.7%
19 Poland 1 0.7%
20 Taiwan 1 0.7%
21 Ukraine 1 0.7%