BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 443 50.4%
2 United States 159 18.1%
3 Netherlands 116 13.2%
4 Germany 66 7.5%
5 Sweden 17 1.9%
6 Canada 16 1.8%
7 Hong Kong 9 1%
8 Russia 8 0.9%
9 France 7 0.8%
10 Malaysia 4 0.5%
11 New Zealand 4 0.5%
12 Taiwan 4 0.5%
13 Ukraine 4 0.5%
14 Norway 3 0.3%
15 Japan 3 0.3%
16 Korea, Republic of 3 0.3%
17 Singapore 3 0.3%
18 India 2 0.2%
19 Australia 2 0.2%
20 Brazil 2 0.2%
21 United Kingdom 2 0.2%
22 Finland 1 0.1%
23 Serbia 1 0.1%