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 53 42.7%
2 United States 26 21%
3 Germany 15 12.1%
4 Netherlands 12 9.7%
5 Hong Kong 5 4%
6 Canada 4 3.2%
7 United Kingdom 3 2.4%
8 Taiwan 2 1.6%
9 Portugal 1 0.8%
10 Singapore 1 0.8%
11 Malaysia 1 0.8%
12 France 1 0.8%