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 48 51.6%
2 China 22 23.7%
3 United Kingdom 6 6.5%
4 Taiwan 5 5.4%
5 Germany 4 4.3%
6 Russia 3 3.2%
7 France 2 2.2%
8 Hong Kong 1 1.1%
9 New Zealand 1 1.1%
10 Ukraine 1 1.1%