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 Ireland 59 24.5%
2 China 55 22.8%
3 United States 48 19.9%
4 Germany 20 8.3%
5 Netherlands 19 7.9%
6 France 15 6.2%
7 Korea, Republic of 14 5.8%
8 Viet Nam 4 1.7%
9 India 3 1.2%
10 Canada 2 0.8%
11 Japan 1 0.4%
12 Russia 1 0.4%