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 168 45.4%
2 United States 94 25.4%
3 Germany 40 10.8%
4 Netherlands 28 7.6%
5 Canada 22 5.9%
6 Malaysia 4 1.1%
7 Japan 3 0.8%
8 Hong Kong 3 0.8%
9 Ireland 2 0.5%
10 Singapore 2 0.5%
11 Taiwan 1 0.3%
12 Ukraine 1 0.3%
13 United Kingdom 1 0.3%
14 Romania 1 0.3%