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 659 53.5%
2 United States 189 15.4%
3 Netherlands 161 13.1%
4 France 74 6%
5 Germany 50 4.1%
6 Canada 21 1.7%
7 Malaysia 11 0.9%
8 Brazil 9 0.7%
9 Taiwan 8 0.6%
10 Singapore 7 0.6%
11 India 7 0.6%
12 Russia 6 0.5%
13 Korea, Republic of 5 0.4%
14 Indonesia 4 0.3%
15 Hong Kong 4 0.3%
16 Peru 3 0.2%
17 Italy 2 0.2%
18 Bahrain 2 0.2%
19 Egypt 2 0.2%
20 United Kingdom 2 0.2%
21 Switzerland 1 0.1%
22 Czech Republic 1 0.1%
23 Australia 1 0.1%
24 Azerbaijan 1 0.1%
25 Philippines 1 0.1%