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 249 76.6%
2 United States 25 7.7%
3 Germany 16 4.9%
4 Hong Kong 10 3.1%
5 Malaysia 7 2.2%
6 Taiwan 4 1.2%
7 Singapore 3 0.9%
8 Japan 3 0.9%
9 Canada 2 0.6%
10 United Kingdom 2 0.6%
11 Macao 1 0.3%
12 Netherlands 1 0.3%
13 New Zealand 1 0.3%
14 Portugal 1 0.3%