How to set Back ground job & get my desired output layout in sm36 & sm37 ?

Hai SAP Gurus,

I am currently taking ME2N [ PO Pending value] Report by setting variant in input screen & setting my own output layout [ only four field ie.Plant, Material,Currency,Still to be delivered value will be visible in output screen ]

I set Back ground in sm36 using my variant & i saw my output in sm37.. But cant get output as my desired field.. Even i not get currency & still to be delivered value..

Kindly guide me.

Thanks in advance..

swetha