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 United States 57 34.8%
2 China 51 31.1%
3 Netherlands 20 12.2%
4 Germany 18 11%
5 Philippines 5 3%
6 Senegal 4 2.4%
7 Russia 3 1.8%
8 Hong Kong 2 1.2%
9 France 2 1.2%
10 United Kingdom 1 0.6%
11 Poland 1 0.6%