BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 South Africa 141 39.3%
2 China 78 21.7%
3 United States 50 13.9%
4 Germany 19 5.3%
5 France 14 3.9%
6 Korea, Republic of 14 3.9%
7 India 12 3.3%
8 Ireland 6 1.7%
9 Senegal 6 1.7%
10 Hong Kong 5 1.4%
11 Netherlands 4 1.1%
12 Russia 3 0.8%
13 Canada 3 0.8%
14 Denmark 2 0.6%
15 Ukraine 1 0.3%
16 Uzbekistan 1 0.3%