Year Range No. of Points Average annual growth rate Weighted average annual growth rate Median annual growth rate
2003 28 1.75 2.03 1.56
2004 31 1.75 1.67 1.62
2005 31 2.15 1.93 1.51
2006 58 2.49 1.54 1.58
2007 82 1.58 1.52 1.32
2008 76 1.61 1.87 1.32
2009 51 1.10 1.14 1.02