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 38 41.3%
2 United States 29 31.5%
3 Canada 8 8.7%
4 Germany 4 4.3%
5 Hong Kong 4 4.3%
6 Singapore 2 2.2%
7 United Kingdom 2 2.2%
8 Spain 1 1.1%
9 Ireland 1 1.1%
10 Malaysia 1 1.1%
11 Greece 1 1.1%
12 Australia 1 1.1%