BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 260 75.1%
2 United States 32 9.2%
3 Germany 23 6.6%
4 Hong Kong 5 1.4%
5 Russia 4 1.2%
6 Taiwan 4 1.2%
7 Canada 3 0.9%
8 Malaysia 3 0.9%
9 Netherlands 3 0.9%
10 Sweden 2 0.6%
11 Ukraine 2 0.6%
12 United Kingdom 1 0.3%
13 Peru 1 0.3%
14 Singapore 1 0.3%
15 Finland 1 0.3%
16 France 1 0.3%