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 27 30.3%
2 China 19 21.3%
3 Russia 11 12.4%
4 Netherlands 10 11.2%
5 Hong Kong 8 9%
6 Germany 5 5.6%
7 Canada 5 5.6%
8 South Sudan 2 2.2%
9 Italy 1 1.1%
10 Malaysia 1 1.1%