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 32 45.7%
2 United Kingdom 12 17.1%
3 China 6 8.6%
4 Czech Republic 4 5.7%
5 Russia 4 5.7%
6 Ukraine 2 2.9%
7 India 2 2.9%
8 Estonia 2 2.9%
9 France 2 2.9%
10 Germany 2 2.9%
11 Hong Kong 1 1.4%
12 Moldova, Republic of 1 1.4%