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 United States 440 49.8%
2 China 267 30.2%
3 Taiwan 69 7.8%
4 Germany 33 3.7%
5 Hong Kong 20 2.3%
6 Japan 14 1.6%
7 Singapore 8 0.9%
8 Netherlands 6 0.7%
9 Poland 2 0.2%
10 Brazil 2 0.2%
11 Russia 2 0.2%
12 Indonesia 2 0.2%
13 Greece 2 0.2%
14 Czech Republic 2 0.2%
15 Ukraine 2 0.2%
16 United Kingdom 2 0.2%
17 Switzerland 2 0.2%
18 Syrian Arab Republic 1 0.1%
19 Viet Nam 1 0.1%
20 Finland 1 0.1%
21 1 0.1%
22 Argentina 1 0.1%
23 Bangladesh 1 0.1%
24 Sweden 1 0.1%
25 Portugal 1 0.1%
26 Korea, Republic of 1 0.1%