.TWBX file is missing. Can you check and attach?
1st List Price ZRO2 (column) if it highest amount compared to ZZ00 or ZR03 or ZADD
2nd List Price VC ZZ00 (column) if it is the highest amount compared to ZR03 or ZR02 or ZADD
3rd Override List Price ZR03 (column) if is the Highest Amount Compared to ZZOO or ZR02 or ZADD
4th if all are blank then use Yumu (column)
four columns should display individually like below