Time / Energy / Percentage/increase

2005 157 2.3

2004 153 1.11

2003 152 -0.7

2002 153 4.1

2001 147 0

2000 144 2.1

1999 140 2.9

1998 139 11.4

1997 138 0

Time(years) energy percentage increase over the year.

1. Determine the exponential equation using the rate of increase that relates to t (in years).