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 279 41.5%
2 China 131 19.5%
3 Netherlands 93 13.8%
4 Germany 53 7.9%
5 France 26 3.9%
6 United Kingdom 24 3.6%
7 Russia 10 1.5%
8 Hong Kong 9 1.3%
9 Portugal 7 1%
10 Taiwan 5 0.7%
11 Egypt 5 0.7%
12 5 0.7%
13 Korea, Republic of 5 0.7%
14 Ireland 4 0.6%
15 Estonia 3 0.4%
16 India 3 0.4%
17 Ukraine 3 0.4%
18 Canada 2 0.3%
19 Moldova, Republic of 2 0.3%
20 Poland 2 0.3%
21 Saint Kitts and Nevis 1 0.1%
22 Indonesia 1 0.1%