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 199 67.2%
2 United States 39 13.2%
3 Germany 15 5.1%
4 Hong Kong 9 3%
5 Canada 9 3%
6 Taiwan 9 3%
7 United Kingdom 5 1.7%
8 Australia 2 0.7%
9 Algeria 1 0.3%
10 France 1 0.3%
11 Ireland 1 0.3%
12 Japan 1 0.3%
13 Malaysia 1 0.3%
14 Poland 1 0.3%
15 Portugal 1 0.3%
16 Russia 1 0.3%
17 Singapore 1 0.3%