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 170 55.4%
2 Germany 59 19.2%
3 United States 50 16.3%
4 Canada 11 3.6%
5 Ireland 6 2%
6 Russia 2 0.7%
7 Singapore 2 0.7%
8 United Kingdom 2 0.7%
9 Australia 2 0.7%
10 Hong Kong 2 0.7%
11 Netherlands 1 0.3%