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 185 34.2%
2 China 178 32.9%
3 Netherlands 70 12.9%
4 Hong Kong 27 5%
5 Taiwan 21 3.9%
6 France 17 3.1%
7 Germany 13 2.4%
8 Canada 10 1.8%
9 Portugal 7 1.3%
10 United Kingdom 7 1.3%
11 Senegal 3 0.6%
12 Russia 2 0.4%
13 Malaysia 1 0.2%