Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.


entergy louisiana , llc and subsidiaries management 2019s financial discussion and analysis results of operations net income 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 . 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 . 2015 compared to 2014 net income increased slightly , by $ 0.6 million , primarily due to higher net revenue and a lower effective income tax rate , offset by higher other operation and maintenance expenses , higher depreciation and amortization expenses , lower other income , and higher interest expense . net revenue 2016 compared to 2015 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 . following is an analysis of the change in net revenue comparing 2016 to 2015 . amount ( in millions ) . <table class='wikitable'><tr><td>1</td><td>-</td><td>amount ( in millions )</td></tr><tr><td>2</td><td>2015 net revenue</td><td>$ 2408.8</td></tr><tr><td>3</td><td>retail electric price</td><td>69.0</td></tr><tr><td>4</td><td>transmission equalization</td><td>-6.5 ( 6.5 )</td></tr><tr><td>5</td><td>volume/weather</td><td>-6.7 ( 6.7 )</td></tr><tr><td>6</td><td>louisiana act 55 financing savings obligation</td><td>-17.2 ( 17.2 )</td></tr><tr><td>7</td><td>other</td><td>-9.0 ( 9.0 )</td></tr><tr><td>8</td><td>2016 net revenue</td><td>$ 2438.4</td></tr></table> the retail electric price variance is primarily due to an increase in formula rate plan revenues , implemented with the first billing cycle of march 2016 , to collect the estimated first-year revenue requirement related to the purchase of power blocks 3 and 4 of the union power station . see note 2 to the financial statements for further discussion . the transmission equalization variance is primarily due to changes in transmission investments , including entergy louisiana 2019s exit from the system agreement in august 2016 . the volume/weather variance is primarily due to the effect of less favorable weather on residential sales , partially offset by an increase in industrial usage and an increase in volume during the unbilled period . the increase .
Question: what was the net revenue in 2016, in millions?

2438.4