Years can be added to the beginning or end of the entity. The detail of the years can also be selected.
To add years to time periods:
Select Analysis, then Time, and then Time Periods.
On Time Periods, click Add Years.
Select a Where option, and indicate if you are adding years at the Beginning or End of your model.
In Number of Years , enter the number of years to add. The range of years is from 1950 to 2100.
Under Details, define the level of time to use to model the year. For example, to model using six months, select Halves. To model using financial quarters, select Quarters.
In Add Years, click OK.
In Time Periods, click OK.