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 263 69.9%
2 United States 47 12.5%
3 Germany 28 7.4%
4 Canada 20 5.3%
5 India 4 1.1%
6 New Zealand 2 0.5%
7 Hong Kong 2 0.5%
8 France 2 0.5%
9 Singapore 2 0.5%
10 Taiwan 2 0.5%
11 United Kingdom 2 0.5%
12 Norway 1 0.3%
13 Netherlands 1 0.3%