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 172 54.1%
2 United States 95 29.9%
3 Germany 33 10.4%
4 France 3 0.9%
5 New Zealand 3 0.9%
6 Pakistan 2 0.6%
7 Singapore 2 0.6%
8 India 2 0.6%
9 Netherlands 2 0.6%
10 Israel 1 0.3%
11 Malaysia 1 0.3%
12 Hong Kong 1 0.3%
13 Hungary 1 0.3%