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 535 41.1%
2 United States 267 20.5%
3 Netherlands 153 11.7%
4 France 104 8%
5 Germany 102 7.8%
6 Russia 59 4.5%
7 Canada 33 2.5%
8 Hong Kong 8 0.6%
9 United Kingdom 6 0.5%
10 Norway 5 0.4%
11 India 4 0.3%
12 Japan 4 0.3%
13 Korea, Republic of 3 0.2%
14 Ukraine 3 0.2%
15 Viet Nam 3 0.2%
16 United Arab Emirates 2 0.2%
17 Singapore 2 0.2%
18 Spain 2 0.2%
19 Taiwan 2 0.2%
20 Belgium 2 0.2%
21 Brazil 1 0.1%
22 Italy 1 0.1%
23 Greece 1 0.1%
24 Nigeria 1 0.1%