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 91 63.6%
2 United States 23 16.1%
3 Germany 7 4.9%
4 Singapore 6 4.2%
5 Hong Kong 5 3.5%
6 Japan 2 1.4%
7 Canada 2 1.4%
8 Australia 1 0.7%
9 France 1 0.7%
10 New Zealand 1 0.7%
11 Portugal 1 0.7%
12 India 1 0.7%
13 Taiwan 1 0.7%
14 United Kingdom 1 0.7%