Month,Sales,Adver 1,12,15 2,20.5,16 3,21,18 4,15.5,27 5,15.3,21 6,23.5,49 7,24.5,21 8,21.3,22 9,23.5,28 10,28,36 11,24,40 12,15.5,3 13,17.3,21 14,25.3,29 15,25,62 16,36.5,65 17,36.5,46 18,29.6,44 19,30.5,33 20,28,62 21,26,22 22,21.5,12 23,19.7,24 24,19,3 25,16,5 26,20.7,14 27,26.5,36 28,30.6,40 29,32.3,49 30,29.5,7 31,28.3,52 32,31.3,65 33,32.2,17 34,26.4,5 35,23.4,17 36,16.4,1