data tmpData1;
  input Y X1 X2 X3 X4 X5 X6 ;
cards;
43 51 30 39 61 92 45
63 64 51 54 63 73 47
71 70 68 69 76 86 48
61 63 45 47 54 84 35
81 78 56 66 71 83 47
43 55 49 44 54 49 34
58 67 42 56 66 68 35
71 75 50 55 70 66 41
72 82 72 67 71 83 31
67 61 45 47 62 80 41
64 53 53 58 58 67 34
;
run;
proc reg data=tmpData1;
model Y=X1 X2 X3 X4 X5 X6/AIC;
run;