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 57 46%
2 China 44 35.5%
3 Russia 10 8.1%
4 Korea, Republic of 3 2.4%
5 Cyprus 2 1.6%
6 Denmark 1 0.8%
7 Italy 1 0.8%
8 Netherlands 1 0.8%
9 Norway 1 0.8%
10 Turkey 1 0.8%
11 Ukraine 1 0.8%
12 Viet Nam 1 0.8%
13 Bulgaria 1 0.8%