Segmentation concerning postcodes:

Region North:

0,1, 20, 21, 22, 23, 24, 25, 27, 28,

29, 38, 39, 99, 26, 30, 31, 32, 33, 34, 37, 4, 50,

51, 52, 53, 58, 59

Region South:

7, 8, 94, 35, 36, 54, 55, 56, 6, 90, 91, 92,

93, 95, 96, 97, 98, 57