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 163 54.2%
2 United States 57 18.9%
3 Germany 31 10.3%
4 Malaysia 10 3.3%
5 Canada 9 3%
6 Singapore 9 3%
7 Australia 7 2.3%
8 Japan 6 2%
9 Hong Kong 3 1%
10 France 2 0.7%
11 United Kingdom 2 0.7%
12 Switzerland 1 0.3%
13 Russia 1 0.3%