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 216 54.3%
2 United States 63 15.8%
3 Germany 40 10.1%
4 Taiwan 22 5.5%
5 Canada 19 4.8%
6 Singapore 8 2%
7 Hong Kong 6 1.5%
8 Russia 5 1.3%
9 United Kingdom 4 1%
10 Australia 3 0.8%
11 Malaysia 3 0.8%
12 Viet Nam 2 0.5%
13 Ireland 2 0.5%
14 Macao 2 0.5%
15 Chile 2 0.5%
16 France 1 0.3%