BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 44 34.4%
2 United States 42 32.8%
3 Germany 15 11.7%
4 Hong Kong 8 6.2%
5 Portugal 5 3.9%
6 Brazil 3 2.3%
7 Senegal 3 2.3%
8 Turkey 3 2.3%
9 Russia 2 1.6%
10 Taiwan 1 0.8%
11 Canada 1 0.8%
12 United Kingdom 1 0.8%