BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 46 45.5%
2 United States 19 18.8%
3 Hong Kong 12 11.9%
4 Netherlands 11 10.9%
5 Senegal 2 2%
6 Taiwan 2 2%
7 Germany 2 2%
8 Korea, Republic of 2 2%
9 Canada 2 2%
10 Australia 1 1%
11 France 1 1%
12 Japan 1 1%