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 569 52.6%
2 United States 200 18.5%
3 Netherlands 158 14.6%
4 Germany 37 3.4%
5 France 28 2.6%
6 Hong Kong 21 1.9%
7 Canada 10 0.9%
8 Korea, Republic of 9 0.8%
9 India 7 0.6%
10 Taiwan 6 0.6%
11 Iran, Islamic Republic of 5 0.5%
12 Japan 5 0.5%
13 Australia 5 0.5%
14 Brazil 5 0.5%
15 Portugal 4 0.4%
16 Russia 3 0.3%
17 Singapore 3 0.3%
18 Bahrain 2 0.2%
19 Cambodia 1 0.1%
20 Colombia 1 0.1%
21 Sweden 1 0.1%
22 United Kingdom 1 0.1%
23 Pakistan 1 0.1%