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 169 55%
2 United States 54 17.6%
3 Germany 33 10.7%
4 Netherlands 25 8.1%
5 Hong Kong 9 2.9%
6 United Kingdom 7 2.3%
7 India 3 1%
8 New Zealand 2 0.7%
9 Sweden 2 0.7%
10 1 0.3%
11 Philippines 1 0.3%
12 South Africa 1 0.3%