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 66 55.5%
2 China 26 21.8%
3 Hong Kong 9 7.6%
4 Germany 7 5.9%
5 New Zealand 3 2.5%
6 France 3 2.5%
7 Australia 2 1.7%
8 Canada 1 0.8%
9 Singapore 1 0.8%
10 Tanzania, United Republic of 1 0.8%