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 297 66.7%
2 United States 45 10.1%
3 Netherlands 34 7.6%
4 Germany 29 6.5%
5 Canada 11 2.5%
6 Hong Kong 10 2.2%
7 Ireland 5 1.1%
8 Taiwan 4 0.9%
9 Australia 3 0.7%
10 Japan 2 0.4%
11 Malaysia 2 0.4%
12 Singapore 2 0.4%
13 Russia 1 0.2%