Appending values to a internal table of a task container from workflow container

Hi,

I am trying to append the status [APPROVED/REJECTED] from work-flow container variable into task internal table of same type.

inside a loop, In my condition when it goes to each approver the status has to recorded in the internal table.So that i can access

that in a User Decision task container.

I tried by appending workflow container to internal table of task.

But everytime it replacing but not appending..

Thanks in advance.