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 United States 31 29.5%
2 China 29 27.6%
3 Germany 13 12.4%
4 Canada 13 12.4%
5 Hong Kong 5 4.8%
6 Indonesia 2 1.9%
7 Korea, Republic of 2 1.9%
8 Malaysia 2 1.9%
9 Singapore 2 1.9%
10 Sweden 1 1%
11 United Kingdom 1 1%
12 Australia 1 1%
13 New Zealand 1 1%
14 Portugal 1 1%
15 Japan 1 1%