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 183 57.2%
2 United States 59 18.4%
3 Germany 28 8.8%
4 Netherlands 24 7.5%
5 Singapore 8 2.5%
6 Hong Kong 4 1.2%
7 Sweden 3 0.9%
8 Armenia 3 0.9%
9 Australia 3 0.9%
10 United Kingdom 2 0.6%
11 India 2 0.6%
12 Austria 1 0.3%