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 409 63.4%
2 United States 154 23.9%
3 Germany 32 5%
4 Hong Kong 21 3.3%
5 Malaysia 5 0.8%
6 Netherlands 4 0.6%
7 Russia 3 0.5%
8 France 3 0.5%
9 Australia 3 0.5%
10 Taiwan 3 0.5%
11 Japan 2 0.3%
12 United Kingdom 2 0.3%
13 Singapore 2 0.3%
14 Brazil 1 0.2%
15 United Arab Emirates 1 0.2%