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 107 59.1%
2 United States 35 19.3%
3 Germany 12 6.6%
4 Hong Kong 9 5%
5 Netherlands 6 3.3%
6 Taiwan 3 1.7%
7 Macao 2 1.1%
8 Canada 2 1.1%
9 United Kingdom 2 1.1%
10 Thailand 1 0.6%
11 Portugal 1 0.6%
12 Singapore 1 0.6%