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 United States 27 34.2%
2 China 14 17.7%
3 Germany 6 7.6%
4 Hong Kong 4 5.1%
5 Luxembourg 4 5.1%
6 Taiwan 4 5.1%
7 Canada 4 5.1%
8 Australia 3 3.8%
9 Japan 3 3.8%
10 Brazil 2 2.5%
11 Switzerland 2 2.5%
12 New Zealand 2 2.5%
13 Sweden 1 1.3%
14 Turkey 1 1.3%
15 Malaysia 1 1.3%
16 Mexico 1 1.3%