Please find the attached spreadsheet which shows the actual yearly expenditure by sponsors from year 2005 -2010.
Is this sentence grammatically correct? If not please explain the reason.
Thanks for your time and willingness.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.
As a BE speaker I would say 'from 2005 to 2010 inclusive'.
Only North Americans would say 'from years 2005 thru (or even through) 2010'.