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 36 41.4%
2 China 17 19.5%
3 Russia 8 9.2%
4 United Kingdom 6 6.9%
5 Czech Republic 4 4.6%
6 Estonia 3 3.4%
7 India 3 3.4%
8 Netherlands 3 3.4%
9 Germany 2 2.3%
10 Hong Kong 1 1.1%
11 Moldova, Republic of 1 1.1%
12 Finland 1 1.1%
13 France 1 1.1%
14 Ukraine 1 1.1%