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 96 51.1%
2 United States 35 18.6%
3 Hong Kong 16 8.5%
4 Germany 11 5.9%
5 Kenya 8 4.3%
6 Korea, Republic of 5 2.7%
7 Japan 4 2.1%
8 France 4 2.1%
9 Australia 2 1.1%
10 Netherlands 2 1.1%
11 Singapore 1 0.5%
12 United Kingdom 1 0.5%
13 Malaysia 1 0.5%
14 Czech Republic 1 0.5%
15 Indonesia 1 0.5%