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 China 62 41.9%
2 United States 27 18.2%
3 Netherlands 26 17.6%
4 Taiwan 8 5.4%
5 Germany 7 4.7%
6 Hong Kong 7 4.7%
7 Japan 4 2.7%
8 United Kingdom 3 2%
9 Singapore 2 1.4%
10 Portugal 1 0.7%
11 Ireland 1 0.7%