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 200 64.5%
2 United States 43 13.9%
3 Germany 29 9.4%
4 Netherlands 19 6.1%
5 Hong Kong 6 1.9%
6 Ireland 4 1.3%
7 Malaysia 2 0.6%
8 Armenia 2 0.6%
9 United Kingdom 2 0.6%
10 Brazil 1 0.3%
11 Greece 1 0.3%
12 Taiwan 1 0.3%