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 49 41.2%
2 United States 34 28.6%
3 Hong Kong 11 9.2%
4 Netherlands 7 5.9%
5 Germany 7 5.9%
6 Taiwan 4 3.4%
7 United Kingdom 2 1.7%
8 Portugal 1 0.8%
9 Russia 1 0.8%
10 Saudi Arabia 1 0.8%
11 Sweden 1 0.8%
12 Argentina 1 0.8%