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 396 74.4%
2 United States 56 10.5%
3 Canada 26 4.9%
4 Germany 25 4.7%
5 Hong Kong 13 2.4%
6 Macao 5 0.9%
7 Taiwan 5 0.9%
8 Netherlands 2 0.4%
9 Poland 2 0.4%
10 Russia 1 0.2%
11 Cambodia 1 0.2%