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 235 67%
2 United States 47 13.4%
3 Taiwan 17 4.8%
4 Germany 12 3.4%
5 Hong Kong 10 2.8%
6 United Kingdom 6 1.7%
7 Canada 5 1.4%
8 Japan 4 1.1%
9 Netherlands 3 0.9%
10 New Zealand 2 0.6%
11 Norway 2 0.6%
12 France 2 0.6%
13 Ireland 2 0.6%
14 Romania 2 0.6%
15 Austria 1 0.3%
16 Portugal 1 0.3%