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 210 60.2%
2 United States 37 10.6%
3 Netherlands 35 10%
4 Germany 12 3.4%
5 Hong Kong 10 2.9%
6 Portugal 6 1.7%
7 Canada 6 1.7%
8 Senegal 6 1.7%
9 United Kingdom 6 1.7%
10 4 1.1%
11 Taiwan 3 0.9%
12 Ukraine 2 0.6%
13 Russia 2 0.6%
14 India 2 0.6%
15 Colombia 2 0.6%
16 Estonia 1 0.3%
17 France 1 0.3%
18 Ireland 1 0.3%
19 Korea, Republic of 1 0.3%
20 Singapore 1 0.3%
21 Spain 1 0.3%