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 88 33.8%
2 United States 81 31.2%
3 Germany 18 6.9%
4 United Kingdom 12 4.6%
5 Hong Kong 9 3.5%
6 Russia 9 3.5%
7 Netherlands 7 2.7%
8 France 6 2.3%
9 Korea, Republic of 5 1.9%
10 Senegal 3 1.2%
11 Egypt 3 1.2%
12 Ukraine 3 1.2%
13 Ireland 2 0.8%
14 India 2 0.8%
15 Malaysia 2 0.8%
16 Finland 2 0.8%
17 Singapore 1 0.4%
18 Switzerland 1 0.4%
19 Indonesia 1 0.4%
20 Estonia 1 0.4%
21 Australia 1 0.4%
22 Canada 1 0.4%
23 Pakistan 1 0.4%
24 Romania 1 0.4%