Conditional Bar Chat cognos report

Requirement : Cognos Bar chat report color with different contion.

1. Create sting variable with different values (Drag data item month in string values like 'R','B','G','Y'
2. Click on series
3. Click  conditional pallet
4. Select new conditional
5. Select data item (Series data iteam)
6. Select type = string
7. Select option Enter string criteria
8. Select contains from dropdown
9. Enter  R
10. Define the color 'Red'
11. Select option Enter string criteria
12. Select contains from dropdown
13. Enter  B
14. Define the color 'Blue'
15. Repeate this steps 7-10 upto you like (you can define multiple number of color)
16. ok
17. ok

Thanks.