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 China 31 33.7%
2 United Kingdom 15 16.3%
3 South Africa 12 13%
4 Germany 11 12%
5 United States 7 7.6%
6 Russia 5 5.4%
7 Senegal 5 5.4%
8 Ireland 4 4.3%
9 Moldova, Republic of 2 2.2%