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 587 48.4%
2 United States 336 27.7%
3 Netherlands 88 7.2%
4 Germany 52 4.3%
5 Canada 23 1.9%
6 Taiwan 20 1.6%
7 Hong Kong 19 1.6%
8 France 13 1.1%
9 Turkey 12 1%
10 United Kingdom 9 0.7%
11 Korea, Republic of 9 0.7%
12 Russia 8 0.7%
13 Czech Republic 6 0.5%
14 Singapore 5 0.4%
15 Australia 3 0.2%
16 Malaysia 3 0.2%
17 Japan 3 0.2%
18 Ireland 2 0.2%
19 Hungary 2 0.2%
20 India 2 0.2%
21 Sri Lanka 2 0.2%
22 Viet Nam 2 0.2%
23 Romania 2 0.2%
24 Switzerland 1 0.1%
25 Pakistan 1 0.1%
26 Indonesia 1 0.1%
27 Bangladesh 1 0.1%
28 Brazil 1 0.1%
29 Greece 1 0.1%