To understand how to display the departure
dates, you need to understand how SAS displays values in general.
SAS displays all data values with a set of directions called a format.
By default, SAS uses a standard numeric format with no commas, letters,
or other special notation to display the values of numeric variables.Creating SAS Date Values from Calendar Dates
shows that writing SAS date values with the standard numeric
format produces numbers that are difficult to recognize. To display
these numbers as calendar dates, you need to specify a SAS date format
for the variable.
SAS date formats are available for the most common ways of writing calendar dates. The DATE9. format represents ...