in 2017 what was the percentage change in the net revenue
entergy louisiana , llc and subsidiaries management 2019s financial discussion and analysis results of operations net income 2017 compared to 2016 net income decreased $ 305.7 million primarily due to the effect of the enactment of the tax cuts and jobs act , in december 2017 , which resulted in a decrease of $ 182.6 million in net income in 2017 , and the effect of a settlement with the irs related to the 2010-2011 irs audit , which resulted in a $ 136.1 million reduction of income tax expense in 2016 . also contributing to the decrease in net income were higher other operation and maintenance expenses . the decrease was partially offset by higher net revenue and higher other income . see note 3 to the financial statements for discussion of the effects of the tax cuts and jobs act and the irs audit . 2016 compared to 2015 net income increased $ 175.4 million primarily due to the effect of a settlement with the irs related to the 2010-2011 irs audit , which resulted in a $ 136.1 million reduction of income tax expense in 2016 . also contributing to the increase were lower other operation and maintenance expenses , higher net revenue , and higher other income . the increase was partially offset by higher depreciation and amortization expenses , higher interest expense , and higher nuclear refueling outage expenses . see note 3 to the financial statements for discussion of the irs audit . net revenue 2017 compared to 2016 net revenue consists of operating revenues net of : 1 ) fuel , fuel-related expenses , and gas purchased for resale , 2 ) purchased power expenses , and 3 ) other regulatory charges ( credits ) . following is an analysis of the change in net revenue comparing 2017 to 2016 . amount ( in millions ) .

|  | Amount (In Millions) |
| :--- | :--- |
| 2016 net revenue | $2,438.4 |
| Regulatory credit resulting from reduction of thefederal corporate income tax rate | 55.5 |
| Retail electric price | 42.8 |
| Louisiana Act 55 financing savings obligation | 17.2 |
| Volume/weather | (12.4) |
| Other | 19.0 |
| 2017 net revenue | $2,560.5 |

the regulatory credit resulting from reduction of the federal corporate income tax rate variance is due to the reduction of the vidalia purchased power agreement regulatory liability by $ 30.5 million and the reduction of the louisiana act 55 financing savings obligation regulatory liabilities by $ 25 million as a result of the enactment of the tax cuts and jobs act , in december 2017 , which lowered the federal corporate income tax rate from 35% ( 35 % ) to 21% ( 21 % ) . the effects of the tax cuts and jobs act are discussed further in note 3 to the financial statements. .

net_revenue_2017 = 2560.5
net_revenue_2016 = 2438.4
increase = net_revenue_2017 - net_revenue_2016
percent_change = increase / net_revenue_2016
answer = percent_change * 100