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 186 32%
2 United States 171 29.4%
3 Germany 47 8.1%
4 Netherlands 45 7.7%
5 France 25 4.3%
6 United Kingdom 23 4%
7 Hong Kong 15 2.6%
8 Russia 13 2.2%
9 Canada 11 1.9%
10 Portugal 7 1.2%
11 Ireland 6 1%
12 Korea, Republic of 5 0.9%
13 5 0.9%
14 Ukraine 5 0.9%
15 India 3 0.5%
16 Estonia 3 0.5%
17 Norway 3 0.5%
18 Spain 3 0.5%
19 Austria 2 0.3%
20 Australia 1 0.2%
21 Finland 1 0.2%
22 Poland 1 0.2%
23 Latvia 1 0.2%