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 211 54.8%
2 United States 69 17.9%
3 Germany 39 10.1%
4 Taiwan 19 4.9%
5 Canada 12 3.1%
6 Malaysia 9 2.3%
7 Hong Kong 6 1.6%
8 Singapore 4 1%
9 Netherlands 3 0.8%
10 Ireland 3 0.8%
11 Finland 2 0.5%
12 Albania 2 0.5%
13 Australia 2 0.5%
14 Philippines 2 0.5%
15 France 1 0.3%
16 Japan 1 0.3%