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 248 33.8%
2 China 200 27.3%
3 Netherlands 67 9.1%
4 United Kingdom 58 7.9%
5 Germany 38 5.2%
6 France 33 4.5%
7 Russia 21 2.9%
8 Taiwan 18 2.5%
9 Hong Kong 11 1.5%
10 Finland 7 1%
11 Korea, Republic of 6 0.8%
12 India 6 0.8%
13 Estonia 5 0.7%
14 Senegal 4 0.5%
15 Moldova, Republic of 3 0.4%
16 2 0.3%
17 Canada 1 0.1%
18 Italy 1 0.1%
19 Singapore 1 0.1%
20 Philippines 1 0.1%
21 Malaysia 1 0.1%
22 Ukraine 1 0.1%