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 34 25.4%
2 United States 30 22.4%
3 Canada 15 11.2%
4 Netherlands 15 11.2%
5 Taiwan 11 8.2%
6 Malaysia 8 6%
7 Hong Kong 6 4.5%
8 Japan 6 4.5%
9 Germany 5 3.7%
10 Denmark 2 1.5%
11 France 1 0.7%
12 Singapore 1 0.7%