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 United States 242 35.5%
2 China 183 26.8%
3 Netherlands 71 10.4%
4 Germany 45 6.6%
5 France 37 5.4%
6 Taiwan 24 3.5%
7 United Kingdom 21 3.1%
8 Hong Kong 12 1.8%
9 Russia 10 1.5%
10 India 6 0.9%
11 Senegal 6 0.9%
12 Korea, Republic of 5 0.7%
13 Saudi Arabia 4 0.6%
14 Japan 3 0.4%
15 3 0.4%
16 Egypt 2 0.3%
17 Singapore 2 0.3%
18 Ukraine 1 0.1%
19 Estonia 1 0.1%
20 Poland 1 0.1%
21 Romania 1 0.1%
22 Canada 1 0.1%
23 Cyprus 1 0.1%