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 43 37.1%
2 United States 18 15.5%
3 United Kingdom 12 10.3%
4 Germany 7 6%
5 Japan 6 5.2%
6 Russia 6 5.2%
7 Netherlands 5 4.3%
8 Singapore 4 3.4%
9 Taiwan 2 1.7%
10 France 2 1.7%
11 Hong Kong 2 1.7%
12 Estonia 2 1.7%
13 Argentina 2 1.7%
14 Canada 1 0.9%
15 Finland 1 0.9%
16 Korea, Republic of 1 0.9%
17 Poland 1 0.9%
18 Ukraine 1 0.9%