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 207 53.1%
2 United States 94 24.1%
3 Germany 31 7.9%
4 Hong Kong 27 6.9%
5 Singapore 9 2.3%
6 Russia 4 1%
7 Japan 4 1%
8 Australia 3 0.8%
9 Brazil 2 0.5%
10 2 0.5%
11 Netherlands 2 0.5%
12 Philippines 1 0.3%
13 Ukraine 1 0.3%
14 United Kingdom 1 0.3%
15 Morocco 1 0.3%
16 Iraq 1 0.3%