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 204 50.2%
2 United States 80 19.7%
3 Germany 38 9.4%
4 Netherlands 18 4.4%
5 Hong Kong 16 3.9%
6 Taiwan 15 3.7%
7 Singapore 13 3.2%
8 United Kingdom 7 1.7%
9 Canada 4 1%
10 3 0.7%
11 Australia 2 0.5%
12 India 2 0.5%
13 Macao 2 0.5%
14 Malaysia 2 0.5%