_id Rec_Num Data_Value Data_Val_1 2000 2001 2002 2000_01 2000_02 2000_03 2000_04 2000_05 2000_06 2000_07 2000_08 2000_09 2000_10 2000_11 2000_12 2001_01 2001_02 2001_03 2001_04 2001_05 2001_06 2001_07 2001_08 2001_09 2001_10 2001_11 2001_12 2002_01 2002_02 2002_03 2002_04 2002_05 2002_06 2002_07 2002_08 2002_09 2002_10 2002_11 2002_12