Max sales of Year Month

[razvan_brais]

Hy guys ,

Please help.

I have values for each month :
Jan-1

Feb-3

Mar-2

Apr-4

May-7

Jun-6

Jul-9

Aug-12

Sep-33

Oct-1

Nov-4

Dec-2

I need to take the maximum value from those month : 33 in this case . I need this to be done in an expression. Could you please help.

Thanks,

Razvan