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 165 57.3%
2 United States 78 27.1%
3 Germany 9 3.1%
4 Hong Kong 9 3.1%
5 Singapore 8 2.8%
6 United Kingdom 5 1.7%
7 Canada 5 1.7%
8 Malaysia 3 1%
9 Portugal 1 0.3%
10 Korea, Republic of 1 0.3%
11 Australia 1 0.3%
12 France 1 0.3%
13 Gambia 1 0.3%
14 Taiwan 1 0.3%