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 654 41.7%
2 United States 337 21.5%
3 Netherlands 209 13.3%
4 France 100 6.4%
5 Germany 63 4%
6 Russia 55 3.5%
7 Canada 34 2.2%
8 Taiwan 20 1.3%
9 Czech Republic 19 1.2%
10 Hong Kong 15 1%
11 Malaysia 12 0.8%
12 Japan 8 0.5%
13 Singapore 8 0.5%
14 India 6 0.4%
15 Australia 5 0.3%
16 Sweden 4 0.3%
17 Korea, Republic of 4 0.3%
18 Brazil 3 0.2%
19 Estonia 2 0.1%
20 Norway 2 0.1%
21 Philippines 2 0.1%
22 United Arab Emirates 2 0.1%
23 United Kingdom 2 0.1%
24 Ukraine 1 0.1%
25 Viet Nam 1 0.1%
26 Indonesia 1 0.1%