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 60 42.6%
2 United States 41 29.1%
3 United Kingdom 19 13.5%
4 Russia 5 3.5%
5 Estonia 5 3.5%
6 France 4 2.8%
7 Singapore 2 1.4%
8 Ukraine 1 0.7%
9 Germany 1 0.7%
10 Hong Kong 1 0.7%
11 India 1 0.7%
12 Moldova, Republic of 1 0.7%