Less Tax Refund Than Last Yr Why Am I Going To Get About $2,000 Less In My 2009 Tax Refund Than My 2008 Tax Refund?

Why am I going to get about $2,000 less in my 2009 tax refund than my 2008 tax refund? - less tax refund than last yr

I have the same money last year. This does not seem reasonable. I still have the same deductions. Nothing has changed,