BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 29 36.7%
2 Hong Kong 11 13.9%
3 United States 10 12.7%
4 Taiwan 7 8.9%
5 Germany 6 7.6%
6 Russia 5 6.3%
7 Canada 3 3.8%
8 Austria 2 2.5%
9 Latvia 2 2.5%
10 Macao 2 2.5%
11 Singapore 1 1.3%
12 France 1 1.3%