pre_text: entergy louisiana , inc . management's financial discussion and analysis results of operations net income 2004 compared to 2003 net income decreased $ 18.7 million primarily due to lower net revenue , partially offset by lower other operation and maintenance expenses . 2003 compared to 2002 net income increased slightly primarily due to higher net revenue and lower interest charges , almost entirely offset by higher other operation and maintenance expenses , higher depreciation and amortization expenses , and higher taxes other than income taxes . net revenue 2004 compared to 2003 net revenue , which is entergy louisiana's measure of gross margin , consists of operating revenues net of : 1 ) fuel , fuel-related , and purchased power expenses and 2 ) other regulatory credits . following is an analysis of the change in net revenue comparing 2004 to 2003. .
post_text: the price applied to the unbilled sales variance is due to a decrease in the fuel price included in unbilled sales in 2004 caused primarily by the effect of nuclear plant outages in 2003 on average fuel costs . the deferred fuel cost revisions variance resulted from a revised unbilled sales pricing estimate made in the first quarter of 2003 to more closely align the fuel component of that pricing with expected recoverable fuel costs . rate refund provisions caused a decrease in net revenue due to additional provisions recorded in 2004 compared to 2003 for potential rate actions and refunds . the volume/weather variance is due to a total increase of 620 gwh in weather-adjusted usage in all sectors , partially offset by the effect of milder weather on billed sales in the residential and commercial sectors . the summer capacity charges variance is due to the amortization in 2003 of deferred capacity charges for the summer of 2001 compared to the absence of the amortization in 2004 . the amortization of these capacity charges began in august 2002 and ended in july 2003. .
table: (In Millions)
table: 2003 net revenue $973.7
table: Price applied to unbilled sales (31.9)
table: Deferred fuel cost revisions (29.4)
table: Rate refund provisions (12.2)
table: Volume/weather 17.0
table: Summer capacity charges 11.8
table: Other 2.3
table: 2004 net revenue $931.3
question: Analyse this data from a financial earnings document. what is the net change in net revenue during 2004 for entergy louisiana?