Excel 2007 SUMIFS formula to be use in Excel 2003

I

izzy

I have a formula for SUMIFS in Excel 2007,
∑Component_Amt/1000 if Reg_Component_Type = ‘INV_INK’
Less
∑Component_Amt/1000 if Reg_Component_Type = ‘INV_EXP’

but i need it to be function in excel 2003. So how should i write the formula?
thank you.
 
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