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 163 52.2%
2 United States 43 13.8%
3 Germany 40 12.8%
4 Canada 33 10.6%
5 India 13 4.2%
6 Taiwan 8 2.6%
7 Singapore 3 1%
8 Hong Kong 3 1%
9 Netherlands 2 0.6%
10 United Kingdom 2 0.6%
11 Belize 1 0.3%
12 France 1 0.3%