Creating the Model Data Set

data one;
   input year import doprod stock consum;
   datalines;
49 15.9 149.3 4.2 108.1
50 16.4 161.2 4.1 114.8
51 19.0 171.5 3.1 123.2
52 19.1 175.5 3.1 126.9
53 18.8 180.8 1.1 132.1
54 20.4 190.7 2.2 137.7
55 22.7 202.1 2.1 146.0
56 26.5 212.4 5.6 154.1
57 28.1 226.1 5.0 162.3
58 27.6 231.9 5.1 164.3
59 26.3 239.0 0.7 167.6
60 31.1 258.0 5.6 176.8
61 33.3 269.8 3.9 186.6
62 37.0 288.4 3.1 199.7
63 43.3 304.5 4.6 213.9
64 49.0 323.4 7.0 223.8
65 50.3 336.8 1.2 232.0
66 56.6 353.9 4.5 242.9
;
run;

data model; 
input year 1-2 a 3-9 .3 b 10-17 .3 r4 18-24 .3 r8 25-31 .3
             c 32-38 .3 d 39-45 .3 e 46-51 .3 r23 52-58 .3
             r24 59-64 .3 r29 65-70 .3 r33 71-77 .3 ;
datalines;
60 994534 53552371656049 9362944261250 8921423631971140299106045  8780 335066
611253576 5580643177015110671424650930 9933453874651217360151507 36871  49192
621318885 621448018932921075688469573610686654502881317293178014 66671 566079
631507969 666125121046261533088511701311673695162821579148179797106485  -4568
641811051 731945021737841454106554095914677245822921945534206255145948 -10940
652532026 816707123363201962785640926221155676314091906268218759195733-145568
661845213 889039326806342223395649307215331186055041732948288322275400 132143
671745867 982910727559092191906712443321301786392551689676279632372882 206952
6814081131090291230880343031234790954515318236634751664396339031560931-197937
69 80333110648748347703228895587637176 7799776552461672718368625546377 521929
70123456789012345678901234567890123456789012345678901234567890123456789012345
71987654321098765432109876543210987654321098765432109876543210976543210987654
72543210987654321543210987654321098765432109876543210987654321098765432109876
run;

data model;
set model;
  r4=r4/10;
  r8=r8/10;
  d=d/10;
  e=e/10;
  r23=r23/10;
  r33=r33/10;
  a=a/10;
  b=b/10;
  c=c/10;
  r24=r24/10;
  r29=r29/10;
run;