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 750 45%
2 United States 350 21%
3 Netherlands 157 9.4%
4 Germany 110 6.6%
5 France 98 5.9%
6 Russia 98 5.9%
7 Canada 21 1.3%
8 Korea, Republic of 18 1.1%
9 Czech Republic 16 1%
10 Ukraine 11 0.7%
11 Hong Kong 7 0.4%
12 India 7 0.4%
13 Australia 6 0.4%
14 Singapore 3 0.2%
15 Turkey 3 0.2%
16 Malaysia 3 0.2%
17 Poland 3 0.2%
18 Lao People's Democratic Republic 2 0.1%
19 Norway 1 0.1%
20 Rwanda 1 0.1%
21 United Arab Emirates 1 0.1%
22 United Kingdom 1 0.1%