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 69 38.1%
2 China 41 22.7%
3 Germany 24 13.3%
4 Sweden 16 8.8%
5 Netherlands 9 5%
6 Korea, Republic of 7 3.9%
7 Canada 5 2.8%
8 Hong Kong 3 1.7%
9 Norway 2 1.1%
10 Australia 2 1.1%
11 Ukraine 2 1.1%
12 France 1 0.6%