This excerpt taken from the AN 10-K filed Feb 17, 2010.
16. CASH FLOW INFORMATION
We consider all highly liquid investments with purchased maturities of three months or less to be cash equivalents unless the investments are legally or contractually restricted for more than three months. The effect of non-cash transactions is excluded from the accompanying Consolidated Statements of Cash Flows.
We made interest payments of $80.5 million in 2009, $178.2 million in 2008, and $250.8 million in 2007 including interest on vehicle inventory financing. We made income tax payments of $58.2 million in 2009, $99.9 million in 2008, and $147.9 million in 2007.