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 54 40%
2 United States 21 15.6%
3 Netherlands 15 11.1%
4 Germany 13 9.6%
5 Taiwan 6 4.4%
6 Korea, Republic of 5 3.7%
7 France 5 3.7%
8 Hong Kong 4 3%
9 Philippines 3 2.2%
10 Czech Republic 3 2.2%
11 United Kingdom 3 2.2%
12 India 2 1.5%
13 Canada 1 0.7%