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 United States 25 30.5%
2 United Kingdom 18 22%
3 China 18 22%
4 Russia 5 6.1%
5 Poland 3 3.7%
6 Hong Kong 3 3.7%
7 India 2 2.4%
8 Finland 2 2.4%
9 France 2 2.4%
10 Czech Republic 1 1.2%
11 Moldova, Republic of 1 1.2%
12 Netherlands 1 1.2%
13 Ukraine 1 1.2%