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 173 51.2%
2 United States 85 25.1%
3 Germany 43 12.7%
4 Hong Kong 9 2.7%
5 Malaysia 7 2.1%
6 Canada 6 1.8%
7 Singapore 4 1.2%
8 United Kingdom 2 0.6%
9 2 0.6%
10 Japan 2 0.6%
11 Macao 2 0.6%
12 Australia 1 0.3%
13 India 1 0.3%
14 Taiwan 1 0.3%