How to apply ranks on Dates

1) Drag the [Order Date] field onto work Area. --- Field 1 on work area

2) Right click on that date field, then click on "More". then click on "Custom" then select Date format "Month/Date/Year".

3) right click on [Order Date] on work area, then click on "Measure" option, then click on "Maximum".  --- Field 1 on work area

4) Repeat first 2 steps.  --- Field 2 on work area

5)  Right click - Field 1 on work area then click on "Edit in shelf".

6) Redefine the calculation as like below

rank(max([Ship Date]))

7) Now Report with Dates, Ranks based up on Dates.

8) Create a Parameter to control the data on the report.

Parameter Name: Less than Equal

Data Type: Integer

Option: All

9) Drag the Field 1 on work area into Measure & define the name of field as "Ranks of Dates".

10) Right click on "Ranks of Dates" then click on "Create calculated field then develop the query as like below.

Name: Upto Selected Ranks

Syntax: [Ranks of Dates]<=[Parameter 1]

11) Drag the above calculated field into filters shelf, then right click on "Parameter" then click on "Show Parameter Control".

12) Now you can select the Number of Max Dates.