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 United States 36 48%
2 China 19 25.3%
3 Canada 7 9.3%
4 Germany 4 5.3%
5 Netherlands 2 2.7%
6 Singapore 2 2.7%
7 Czech Republic 2 2.7%
8 Cyprus 1 1.3%
9 Ukraine 1 1.3%
10 Russia 1 1.3%