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 114 56.2%
2 United States 35 17.2%
3 Germany 17 8.4%
4 Taiwan 7 3.4%
5 Japan 7 3.4%
6 Hong Kong 6 3%
7 United Kingdom 3 1.5%
8 Canada 3 1.5%
9 Australia 2 1%
10 Czech Republic 2 1%
11 Singapore 2 1%
12 Ukraine 1 0.5%
13 Macao 1 0.5%
14 Netherlands 1 0.5%
15 Portugal 1 0.5%
16 Russia 1 0.5%