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 246 55%
2 United States 66 14.8%
3 Germany 45 10.1%
4 Netherlands 31 6.9%
5 Canada 20 4.5%
6 Hong Kong 8 1.8%
7 United Kingdom 8 1.8%
8 Japan 7 1.6%
9 Taiwan 4 0.9%
10 Singapore 3 0.7%
11 Senegal 2 0.4%
12 Korea, Republic of 2 0.4%
13 Malaysia 2 0.4%
14 Ireland 2 0.4%
15 India 1 0.2%