I would like to add the top 5 'Total' red + the top three Tank Sum(QTY) highlights. of the day that was Top5

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I have field ' Line',' Tank','  QTY' ,'Date'

Used to make a Pivot Table. 

Used Dimensions ' Group = Line and Date', ' Tank'

Used Expressions Sum(QTY)

I would like to add the top 5 'Total' red + the top three Tank Sum(QTY) highlights. of the day that was Top5

I try this code But it's not correct.

Result  But it's not correct.

desired example

I would like to add the top 5 'Total' red + the top three Tank Sum(QTY) highlights. of the day that was Top5