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 China 184 51.4%
2 United States 76 21.2%
3 Germany 44 12.3%
4 Hong Kong 8 2.2%
5 Singapore 7 2%
6 Switzerland 5 1.4%
7 France 5 1.4%
8 Taiwan 4 1.1%
9 Canada 4 1.1%
10 Japan 3 0.8%
11 Malaysia 3 0.8%
12 Indonesia 3 0.8%
13 Iraq 2 0.6%
14 India 2 0.6%
15 Burkina Faso 2 0.6%
16 Senegal 2 0.6%
17 Mongolia 1 0.3%
18 Netherlands 1 0.3%
19 Latvia 1 0.3%
20 Azerbaijan 1 0.3%