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 70 33%
2 China 68 32.1%
3 Germany 27 12.7%
4 Netherlands 22 10.4%
5 Canada 8 3.8%
6 Belgium 5 2.4%
7 India 5 2.4%
8 Hong Kong 3 1.4%
9 Taiwan 2 0.9%
10 United Kingdom 2 0.9%