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 98 47.1%
2 United States 58 27.9%
3 Germany 14 6.7%
4 Hong Kong 10 4.8%
5 United Kingdom 7 3.4%
6 Australia 6 2.9%
7 Canada 6 2.9%
8 Taiwan 3 1.4%
9 Korea, Republic of 2 1%
10 Malaysia 2 1%
11 Portugal 1 0.5%
12 Russia 1 0.5%