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 163 38.4%
2 China 99 23.3%
3 Germany 59 13.9%
4 Netherlands 36 8.5%
5 France 20 4.7%
6 Hong Kong 14 3.3%
7 Canada 9 2.1%
8 Portugal 7 1.6%
9 Singapore 6 1.4%
10 4 0.9%
11 Japan 2 0.5%
12 Norway 2 0.5%
13 United Kingdom 2 0.5%
14 South Africa 1 0.2%
15 Malaysia 1 0.2%