I have a data set that has an odd arrangement It goes ID  date Measurement Value 1 6/21/06 Weight 170 lbs 1 6/21/06 Height 196 cm 1 6/21/06 Systolic 110 mm/Hg 1 6/21/06 Diastolic 70 mm/Hg 1 7/25/06 Weight 171 lbs 1 7/25/06 Height 196 cm 1 7/25/06 Systolic 109 mm/Hg 1 7/25/06 Diastolic 72 mm/Hg 2 6/21/06 Weight 150 lbs 2 6/21/06 Height 190 cm 2 6/21/06 Systolic 105 mm/Hg 2 6/21/06 Diastolic 75 mm/Hg I'd like it to be : ID Date Weight    Height    Systolic     Diastolic     Date 2  Weight   Height   Systolic     Diastolic 1 6/21/06 170 lbs 196 cm 110 mm/Hg 70 mm/Hg  7/25/06 171 lbs 196 cm  109 mm/Hg 72 mm/Hg 2 6/21/06150 lbs 190 cm 105 mm/Hg 75 mm/Hg Is there a way to do this? ... View more