BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 100 43.3%
2 United States 87 37.7%
3 Netherlands 15 6.5%
4 Germany 7 3%
5 Hong Kong 7 3%
6 Japan 4 1.7%
7 United Kingdom 4 1.7%
8 Taiwan 2 0.9%
9 Estonia 1 0.4%
10 New Zealand 1 0.4%
11 Portugal 1 0.4%
12 Singapore 1 0.4%
13 Sweden 1 0.4%