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 61 32.3%
2 China 51 27%
3 Netherlands 29 15.3%
4 Sweden 18 9.5%
5 Germany 12 6.3%
6 Korea, Republic of 8 4.2%
7 Canada 3 1.6%
8 Taiwan 3 1.6%
9 India 2 1.1%
10 United Kingdom 1 0.5%
11 Russia 1 0.5%