Please help ASAP! Apex is hard. ):

Year G T GDP 2002 $800 $600 $1,500 2003 $850 $700 $1,600 2004 $900 $900 $1,800 2005 $900 $950 $2,000 2006 $950 $1,050 $2,000 What is the total debt at the end of 2006