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 179 59.5%
2 United States 54 17.9%
3 Germany 35 11.6%
4 Canada 12 4%
5 Japan 6 2%
6 Hong Kong 4 1.3%
7 India 3 1%
8 Netherlands 2 0.7%
9 Brazil 2 0.7%
10 Sweden 2 0.7%
11 Australia 1 0.3%
12 Singapore 1 0.3%