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 90 57.3%
2 United States 33 21%
3 Germany 10 6.4%
4 Hong Kong 8 5.1%
5 United Kingdom 5 3.2%
6 Russia 2 1.3%
7 Singapore 1 0.6%
8 Estonia 1 0.6%
9 Canada 1 0.6%
10 Ireland 1 0.6%
11 Japan 1 0.6%
12 Macao 1 0.6%
13 Netherlands 1 0.6%
14 Poland 1 0.6%
15 Portugal 1 0.6%