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 72 52.2%
2 China 43 31.2%
3 France 7 5.1%
4 Hong Kong 6 4.3%
5 Canada 3 2.2%
6 Australia 2 1.4%
7 Germany 2 1.4%
8 Poland 1 0.7%
9 Singapore 1 0.7%
10 Taiwan 1 0.7%