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 206 60.4%
2 United States 50 14.7%
3 Germany 38 11.1%
4 Canada 17 5%
5 Hong Kong 10 2.9%
6 Ukraine 4 1.2%
7 Sweden 2 0.6%
8 Thailand 2 0.6%
9 India 2 0.6%
10 Japan 2 0.6%
11 Malaysia 2 0.6%
12 Australia 2 0.6%
13 Denmark 2 0.6%
14 Netherlands 1 0.3%
15 Norway 1 0.3%