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 103 46.2%
2 Canada 51 22.9%
3 United States 33 14.8%
4 Bulgaria 7 3.1%
5 Netherlands 5 2.2%
6 Korea, Republic of 4 1.8%
7 France 4 1.8%
8 Cyprus 3 1.3%
9 Germany 2 0.9%
10 Japan 2 0.9%
11 Spain 2 0.9%
12 Switzerland 2 0.9%
13 Sweden 1 0.4%
14 Viet Nam 1 0.4%
15 Philippines 1 0.4%
16 Ghana 1 0.4%
17 Ireland 1 0.4%