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 320 63.1%
2 United States 93 18.3%
3 Germany 41 8.1%
4 Canada 10 2%
5 Hong Kong 7 1.4%
6 Japan 7 1.4%
7 Taiwan 5 1%
8 United Kingdom 4 0.8%
9 Singapore 4 0.8%
10 Luxembourg 4 0.8%
11 Ukraine 3 0.6%
12 Turkey 2 0.4%
13 Australia 2 0.4%
14 Hungary 2 0.4%
15 Macao 1 0.2%
16 Norway 1 0.2%
17 Switzerland 1 0.2%