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 435 61.8%
2 United States 77 10.9%
3 Germany 52 7.4%
4 United Kingdom 23 3.3%
5 Ireland 18 2.6%
6 Sweden 16 2.3%
7 Russia 14 2%
8 Hong Kong 12 1.7%
9 Senegal 10 1.4%
10 South Africa 9 1.3%
11 Taiwan 7 1%
12 Israel 7 1%
13 Korea, Republic of 6 0.9%
14 France 4 0.6%
15 Thailand 3 0.4%
16 Brazil 3 0.4%
17 Switzerland 2 0.3%
18 Netherlands 2 0.3%
19 Japan 2 0.3%
20 Romania 1 0.1%
21 Singapore 1 0.1%