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 116 53%
2 United States 45 20.5%
3 Germany 15 6.8%
4 Hong Kong 10 4.6%
5 Netherlands 9 4.1%
6 Portugal 5 2.3%
7 Canada 4 1.8%
8 Mexico 3 1.4%
9 Russia 2 0.9%
10 Norway 2 0.9%
11 Taiwan 2 0.9%
12 Ukraine 1 0.5%
13 Senegal 1 0.5%
14 Indonesia 1 0.5%
15 Greece 1 0.5%
16 Estonia 1 0.5%
17 France 1 0.5%