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 193 60.1%
2 United States 48 15%
3 Germany 37 11.5%
4 Canada 26 8.1%
5 Ireland 6 1.9%
6 Hong Kong 3 0.9%
7 India 3 0.9%
8 Brazil 2 0.6%
9 Moldova, Republic of 1 0.3%
10 Russia 1 0.3%
11 Taiwan 1 0.3%