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 28 35.4%
2 United Kingdom 18 22.8%
3 China 14 17.7%
4 Russia 5 6.3%
5 Netherlands 4 5.1%
6 Canada 2 2.5%
7 India 2 2.5%
8 France 2 2.5%
9 Hong Kong 1 1.3%
10 Estonia 1 1.3%
11 Finland 1 1.3%
12 Moldova, Republic of 1 1.3%