Hemel Hempstead - Dartford

{"lg_-1":[1,5,6,12],"lg_-1_6":[0,3,3,6],"lg_63":[1,5,6,12],"lg_63_6":[null,3,3,6]}

{"lg_-1":[1,1,4,6],"lg_-1_6":[1,1,4,6],"lg_63":[1,1,4,6],"lg_63_6":[1,1,4,6]}

{"lg_-1":[2,1,3,6],"lg_-1_6":[2,1,3,6],"lg_63":[2,1,3,6],"lg_63_6":[2,1,3,6]}

{"lg_-1":[1,0,1,2],"lg_-1_6":[1,0,1,2],"lg_63":[1,null,1,2],"lg_63_6":[1,null,1,2]}

{"lg_-1":[1,0,1,2],"lg_-1_6":[1,0,1,2],"lg_63":[1,null,1,2],"lg_63_6":[1,null,1,2]}