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 839 52.6%
2 United States 384 24.1%
3 Germany 74 4.6%
4 Canada 41 2.6%
5 Hong Kong 39 2.4%
6 Singapore 28 1.8%
7 Korea, Republic of 23 1.4%
8 Malaysia 20 1.3%
9 Netherlands 18 1.1%
10 United Kingdom 18 1.1%
11 Russia 16 1%
12 Sweden 14 0.9%
13 Australia 10 0.6%
14 South Africa 9 0.6%
15 Japan 8 0.5%
16 France 6 0.4%
17 Taiwan 6 0.4%
18 Belarus 4 0.3%
19 Costa Rica 3 0.2%
20 Italy 3 0.2%
21 Switzerland 3 0.2%
22 Senegal 3 0.2%
23 New Zealand 3 0.2%
24 Philippines 2 0.1%
25 Puerto Rico 2 0.1%
26 Spain 2 0.1%
27 Ukraine 2 0.1%
28 United Arab Emirates 2 0.1%
29 India 2 0.1%
30 Iraq 2 0.1%
31 Greece 2 0.1%
32 Finland 1 0.1%
33 Israel 1 0.1%
34 Latvia 1 0.1%
35 Romania 1 0.1%
36 Nigeria 1 0.1%
37 Norway 1 0.1%