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 151 46.7%
2 United States 132 40.9%
3 14 4.3%
4 Senegal 7 2.2%
5 Germany 4 1.2%
6 Japan 4 1.2%
7 Russia 3 0.9%
8 Canada 2 0.6%
9 France 2 0.6%
10 Bulgaria 1 0.3%
11 Netherlands 1 0.3%
12 Romania 1 0.3%
13 Ukraine 1 0.3%