How to add previous year data from sheet1 & display result in sheet2

[dibyendu2280]

Sir,
I have some leauge data in my sheet1 in year basis.My requirement is to add previous year data & that particular year data(which I mension in sheet1) in sheet2 that perticular year.As per example,in sheet1 2001=4,2002=7,2003=5,2004=9 then in sheet2(my require output) display result 2001=4,2002=11,2003=16,2004=25.

I aslo display result in sheet2 for the top two team.

[AliGW]

Sorry - I have no clue what all this means (yes, I have looked at your workbook) - it's as clear as mud!

Explain in more detail the data that you have shown in sheet 2 and why it needs to be there.