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 United States 113 53.3%
2 China 31 14.6%
3 Germany 17 8%
4 Canada 13 6.1%
5 Netherlands 10 4.7%
6 Singapore 7 3.3%
7 Malaysia 6 2.8%
8 Australia 4 1.9%
9 New Zealand 3 1.4%
10 France 2 0.9%
11 Hong Kong 2 0.9%
12 Japan 2 0.9%
13 Macao 1 0.5%
14 United Arab Emirates 1 0.5%