YTD: (3-4) -1.25 units
JOH, unless I'm looking at something wrong I think you have my numbers wrong in the table.
I don't see a mistake...
-100 +100 -105 +100 +100 -110 +98.81
4-3 (+83.81) ytd
Whenever you don't agree, show me how you got your number. Makes it easy to compare.