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 201 48.2%
2 United States 91 21.8%
3 Germany 40 9.6%
4 Netherlands 27 6.5%
5 Canada 18 4.3%
6 Australia 6 1.4%
7 Hong Kong 6 1.4%
8 Taiwan 6 1.4%
9 Russia 5 1.2%
10 Malaysia 5 1.2%
11 Japan 4 1%
12 Ireland 3 0.7%
13 United Kingdom 2 0.5%
14 Ukraine 1 0.2%
15 Romania 1 0.2%
16 Italy 1 0.2%