Month	V1	V2	Delta
Jan	97.14	170.14	73.00
Feb	86.89	197.22	110.34
Mar	100.21	174.64	74.42
Apr	112.48	258.42	145.94
May	121.15	181.86	60.71
Jun	119.51	206.19	86.68
Jul	126.20	220.24	94.04
Aug	136.38	253.37	116.99
Sep	131.34	251.14	119.80
Oct	144.15	248.21	104.06
Nov	155.58	227.68	72.09
Dec	158.60	251.95	93.36

Month	V1	V2	Delta