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 332 42.6%
2 United States 196 25.1%
3 Netherlands 68 8.7%
4 Germany 55 7.1%
5 United Kingdom 27 3.5%
6 France 23 2.9%
7 Hong Kong 20 2.6%
8 Canada 11 1.4%
9 Russia 9 1.2%
10 Portugal 6 0.8%
11 Ukraine 6 0.8%
12 Ireland 4 0.5%
13 Finland 4 0.5%
14 Estonia 3 0.4%
15 3 0.4%
16 India 3 0.4%
17 Norway 3 0.4%
18 Singapore 2 0.3%
19 Czech Republic 2 0.3%
20 Australia 1 0.1%
21 Sweden 1 0.1%
22 Moldova, Republic of 1 0.1%