BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 78 30.5%
2 China 74 28.9%
3 Netherlands 39 15.2%
4 Germany 37 14.5%
5 Korea, Republic of 9 3.5%
6 Sweden 9 3.5%
7 France 4 1.6%
8 Russia 2 0.8%
9 Canada 2 0.8%
10 South Africa 1 0.4%
11 Turkey 1 0.4%