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 United States 42 34.1%
2 Germany 18 14.6%
3 United Kingdom 17 13.8%
4 Netherlands 16 13%
5 China 11 8.9%
6 Sweden 8 6.5%
7 Brazil 4 3.3%
8 Colombia 3 2.4%
9 France 1 0.8%
10 Canada 1 0.8%
11 Norway 1 0.8%
12 Hong Kong 1 0.8%