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 269 61%
2 United States 70 15.9%
3 Germany 29 6.6%
4 Taiwan 28 6.3%
5 Hong Kong 14 3.2%
6 Singapore 6 1.4%
7 Macao 5 1.1%
8 Russia 4 0.9%
9 Sweden 2 0.5%
10 Turkey 2 0.5%
11 United Kingdom 2 0.5%
12 Japan 2 0.5%
13 Denmark 2 0.5%
14 Australia 2 0.5%
15 Brazil 2 0.5%
16 Romania 1 0.2%
17 Viet Nam 1 0.2%