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 203 61.1%
2 United States 50 15.1%
3 Germany 34 10.2%
4 Canada 21 6.3%
5 Netherlands 6 1.8%
6 Hong Kong 4 1.2%
7 Japan 3 0.9%
8 Macao 3 0.9%
9 Czech Republic 2 0.6%
10 Viet Nam 2 0.6%
11 France 1 0.3%
12 Austria 1 0.3%
13 Brazil 1 0.3%
14 India 1 0.3%