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 465 82.4%
2 United States 39 6.9%
3 Germany 15 2.7%
4 Hong Kong 10 1.8%
5 Australia 8 1.4%
6 Taiwan 7 1.2%
7 United Kingdom 4 0.7%
8 Malaysia 3 0.5%
9 Canada 2 0.4%
10 Finland 2 0.4%
11 Spain 2 0.4%
12 Sweden 2 0.4%
13 Ukraine 1 0.2%
14 France 1 0.2%
15 Portugal 1 0.2%
16 Russia 1 0.2%
17 Singapore 1 0.2%