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 181 60.5%
2 United States 51 17.1%
3 Germany 43 14.4%
4 Netherlands 5 1.7%
5 United Kingdom 4 1.3%
6 Taiwan 3 1%
7 Macao 3 1%
8 Hong Kong 2 0.7%
9 New Zealand 2 0.7%
10 Norway 2 0.7%
11 Sweden 2 0.7%
12 Canada 1 0.3%