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 335 41.8%
2 China 177 22.1%
3 Netherlands 75 9.4%
4 Germany 56 7%
5 United Kingdom 32 4%
6 France 26 3.2%
7 Russia 15 1.9%
8 Taiwan 15 1.9%
9 Hong Kong 15 1.9%
10 Canada 14 1.7%
11 Ukraine 11 1.4%
12 Portugal 6 0.7%
13 Poland 5 0.6%
14 Ireland 5 0.6%
15 4 0.5%
16 India 3 0.4%
17 Norway 3 0.4%
18 Estonia 2 0.2%
19 Finland 1 0.1%
20 Italy 1 0.1%
21 Korea, Republic of 1 0.1%