Thong ke giai dac biet mien Bac ket qua mo thuong truyen thong thu 2, 3, 4, 5, 6, 7, chu nhat va 2 so cuoi giai dac biet theo ca nam 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010.