BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 221 80.1%
2 China 20 7.2%
3 United States 14 5.1%
4 Hong Kong 5 1.8%
5 United Kingdom 4 1.4%
6 Italy 3 1.1%
7 Germany 2 0.7%
8 Singapore 2 0.7%
9 Japan 1 0.4%
10 Korea, Republic of 1 0.4%
11 New Zealand 1 0.4%
12 France 1 0.4%
13 Australia 1 0.4%