Chart shows how PSO's base rates have tracked in comparison to fuel cost. Base rates held steady from 2000 until 2007 when a $9.8 million base rate increase went into effect. Meanwhile, fuel cost has risen sharply in recent years primarily due to the higher cost of natural gas. The 2009 column shows how base rates would rise if the full rate increase PSO is seeking were to be approved.

Chart shows how PSO's residential prices, on average, compare with the national average. The 2009 comparison shows how PSO's residential price would compare if the full base rate increase PSO is seeking were to be approved.