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 22 25%
2 United States 16 18.2%
3 Germany 10 11.4%
4 Australia 8 9.1%
5 Canada 5 5.7%
6 Italy 5 5.7%
7 Singapore 5 5.7%
8 New Zealand 4 4.5%
9 France 4 4.5%
10 Malaysia 3 3.4%
11 Hong Kong 2 2.3%
12 Taiwan 2 2.3%
13 Ireland 1 1.1%
14 Mexico 1 1.1%