| Working with Time Series Data |
You can use the OBS= and FIRSTOBS= data set options to subset the input data set.
For example, the following statements print observations 20 through 25 of the data set FULL:
proc print data=full(firstobs=20 obs=25);
run;
Figure 3.3
Partial Listing of Data Set FULL
| 21OCT1993 |
NC |
20 |
0.44803 |
0.35302 |
0.44803 |
| 22OCT1993 |
NC |
21 |
0.03186 |
1.67414 |
0.03186 |
| 23OCT1993 |
NC |
22 |
-0.25232 |
-1.61289 |
-0.25232 |
| 24OCT1993 |
NC |
23 |
0.42524 |
0.73112 |
0.42524 |
| 25OCT1993 |
NC |
24 |
0.05494 |
-0.88664 |
0.05494 |
| 26OCT1993 |
NC |
25 |
-0.29096 |
-1.17275 |
-0.29096 |
You can use KEEP= and DROP= data set options to exclude variables from the input data set. See SAS Language Reference: Dictionary for information about SAS data set options.
