BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 43 38.4%
2 Canada 34 30.4%
3 United States 15 13.4%
4 Netherlands 6 5.4%
5 Switzerland 5 4.5%
6 France 4 3.6%
7 Germany 3 2.7%
8 Russia 1 0.9%
9 Ukraine 1 0.9%