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 176 58.9%
2 United States 56 18.7%
3 Germany 45 15.1%
4 Canada 6 2%
5 Ireland 4 1.3%
6 Hong Kong 3 1%
7 India 2 0.7%
8 Netherlands 2 0.7%
9 Singapore 2 0.7%
10 New Zealand 1 0.3%
11 Brazil 1 0.3%
12 France 1 0.3%