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 154 52.9%
2 United States 65 22.3%
3 Germany 42 14.4%
4 Hong Kong 9 3.1%
5 Ireland 7 2.4%
6 Singapore 4 1.4%
7 Turkey 3 1%
8 France 2 0.7%
9 Russia 2 0.7%
10 United Kingdom 1 0.3%
11 Japan 1 0.3%
12 Netherlands 1 0.3%