BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 300 37.7%
2 China 249 31.3%
3 Netherlands 68 8.5%
4 Germany 60 7.5%
5 France 58 7.3%
6 Canada 17 2.1%
7 Hong Kong 12 1.5%
8 Portugal 7 0.9%
9 United Kingdom 4 0.5%
10 4 0.5%
11 India 3 0.4%
12 Japan 3 0.4%
13 Taiwan 3 0.4%
14 Norway 3 0.4%
15 Poland 2 0.3%
16 Singapore 1 0.1%
17 Australia 1 0.1%
18 Finland 1 0.1%