please consider this scenario

[sumitjadhav]

table1:

LOAD * INLINE [

    Region, Sub_Region, date

    R1, Sb1, 1

    R1, Sb2, 5

    R1, Sb3, 7

    R2, Sb4, 9

    R3, Sb5, 10

    R4, Sb6, 7

    R4, Sb7, 8

    R5, Sb8, 9

];

[maxgro]

and the question is?