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 78 69%
2 Netherlands 11 9.7%
3 United States 6 5.3%
4 Ireland 4 3.5%
5 Czech Republic 3 2.7%
6 Germany 3 2.7%
7 India 2 1.8%
8 France 2 1.8%
9 Australia 2 1.8%
10 Malaysia 1 0.9%
11 United Kingdom 1 0.9%