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 93 41.7%
2 United States 88 39.5%
3 Sweden 10 4.5%
4 Korea, Republic of 8 3.6%
5 Netherlands 7 3.1%
6 Germany 6 2.7%
7 Norway 3 1.3%
8 Australia 2 0.9%
9 Canada 2 0.9%
10 United Kingdom 2 0.9%
11 Singapore 1 0.4%
12 Luxembourg 1 0.4%