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 656 35.6%
2 United States 575 31.2%
3 Netherlands 265 14.4%
4 Germany 154 8.3%
5 Russia 43 2.3%
6 Canada 30 1.6%
7 France 25 1.4%
8 Japan 13 0.7%
9 United Kingdom 12 0.7%
10 Spain 11 0.6%
11 Hong Kong 9 0.5%
12 Korea, Republic of 8 0.4%
13 Ireland 6 0.3%
14 Sweden 6 0.3%
15 Singapore 6 0.3%
16 Malaysia 4 0.2%
17 Moldova, Republic of 3 0.2%
18 India 3 0.2%
19 Finland 3 0.2%
20 Taiwan 3 0.2%
21 Slovakia 2 0.1%
22 Hungary 2 0.1%
23 Estonia 2 0.1%
24 Australia 1 0.1%
25 Bangladesh 1 0.1%
26 Mauritius 1 0.1%
27 Ukraine 1 0.1%