{"pre_text": ["entergy corporation and subsidiaries management's financial discussion and analysis net revenue 2004 compared to 2003 net revenue , which is entergy'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 volume/weather variance resulted primarily from increased usage , partially offset by the effect of milder weather on sales during 2004 compared to 2003 .", "billed usage increased a total of 2261 gwh in the industrial and commercial sectors .", "the summer capacity charges variance was due to the amortization in 2003 at entergy gulf states and entergy louisiana of deferred capacity charges for the summer of 2001 .", "entergy gulf states' amortization began in june 2002 and ended in may 2003 .", "entergy louisiana's amortization began in august 2002 and ended in july 2003 .", "base rates increased net revenue due to a base rate increase at entergy new orleans that became effective in june 2003 .", "the deferred fuel cost revisions variance resulted primarily from a revision in 2003 to an unbilled sales pricing estimate to more closely align the fuel component of that pricing with expected recoverable fuel costs at entergy louisiana .", "deferred fuel cost revisions also decreased net revenue due to a revision in 2004 to the estimate of fuel costs filed for recovery at entergy arkansas in the march 2004 energy cost recovery rider .", "the price applied to unbilled sales variance resulted from a decrease in fuel price in 2004 caused primarily by the effect of nuclear plant outages in 2003 on average fuel costs .", "gross operating revenues and regulatory credits gross operating revenues include an increase in fuel cost recovery revenues of $ 475 million and $ 18 million in electric and gas sales , respectively , primarily due to higher fuel rates in 2004 resulting from increases in the market prices of purchased power and natural gas .", "as such , this revenue increase is offset by increased fuel and purchased power expenses .", "other regulatory credits increased primarily due to the following : 2022 cessation of the grand gulf accelerated recovery tariff that was suspended in july 2003 ; 2022 the amortization in 2003 of deferred capacity charges for summer 2001 power purchases at entergy gulf states and entergy louisiana ; 2022 the deferral in 2004 of $ 14.3 million of capacity charges related to generation resource planning as allowed by the lpsc ; 2022 the deferral in 2004 by entergy louisiana of $ 11.4 million related to the voluntary severance program , in accordance with a proposed stipulation entered into with the lpsc staff ; and ."], "table": [["", "( in millions )"], ["2003 net revenue", "$ 4214.5"], ["volume/weather", "68.3"], ["summer capacity charges", "17.4"], ["base rates", "10.6"], ["deferred fuel cost revisions", "-46.3 ( 46.3 )"], ["price applied to unbilled sales", "-19.3 ( 19.3 )"], ["other", "-1.2 ( 1.2 )"], ["2004 net revenue", "$ 4244.0"]], "table_ori": [["", "(In Millions)"], ["2003 net revenue", "$4,214.5"], ["Volume/weather", "68.3"], ["Summer capacity charges", "17.4"], ["Base rates", "10.6"], ["Deferred fuel cost revisions", "(46.3)"], ["Price applied to unbilled sales", "(19.3)"], ["Other", "(1.2)"], ["2004 net revenue", "$4,244.0"]]}

Question: what is the net change in net revenue during 2004 for entergy corporation?
Evidence:
table_1: the 2003 net revenue of ( in millions ) is $ 4214.5 ;
table_8: the 2004 net revenue of ( in millions ) is $ 4244.0 ;
Program: subtract(4244.0, 4214.5)
Answer:
str_answer: 29.5
exe_answer: 29.5