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 216 53.2%
2 United States 118 29.1%
3 Germany 34 8.4%
4 Netherlands 24 5.9%
5 Hong Kong 4 1%
6 Ireland 2 0.5%
7 Australia 2 0.5%
8 Japan 2 0.5%
9 Malaysia 1 0.2%
10 Canada 1 0.2%
11 Italy 1 0.2%
12 Poland 1 0.2%