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 290 56.8%
2 United States 70 13.7%
3 Germany 33 6.5%
4 Netherlands 27 5.3%
5 Canada 22 4.3%
6 Singapore 14 2.7%
7 Korea, Republic of 8 1.6%
8 Hong Kong 8 1.6%
9 Taiwan 5 1%
10 United Kingdom 5 1%
11 Japan 3 0.6%
12 Argentina 3 0.6%
13 Australia 3 0.6%
14 Honduras 2 0.4%
15 Lao People's Democratic Republic 2 0.4%
16 Italy 2 0.4%
17 Switzerland 2 0.4%
18 Portugal 2 0.4%
19 Russia 1 0.2%
20 Spain 1 0.2%
21 Malaysia 1 0.2%
22 Nigeria 1 0.2%
23 Jordan 1 0.2%
24 Indonesia 1 0.2%
25 Finland 1 0.2%
26 Georgia 1 0.2%
27 Brazil 1 0.2%
28 Chile 1 0.2%