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.

Text: of exercise for stock options exercised or at period end for outstanding stock options , less the applicable exercise price . the company issued new shares to satisfy exercised stock options . compensation expense the company recorded $ 43 million , $ 34 million , and $ 44 million of expense related to stock awards for the years ended december 31 , 2015 , 2014 , and 2013 , respectively . the company recorded $ 17 million , $ 13 million , and $ 17 million as a tax benefit related to stock awards and stock options for the years ended december 31 , 2015 , 2014 , and 2013 , respectively . the company recognized tax benefits for the years ended december 31 , 2015 , 2014 , and 2013 , of $ 41 million , $ 53 million , and $ 32 million , respectively , from the issuance of stock in settlement of stock awards , and $ 4 million , $ 5 million , and $ 4 million for the years ended december 31 , 2015 , 2014 , and 2013 , respectively , from the exercise of stock options . unrecognized compensation expense as of december 31 , 2015 , the company had less than $ 1 million of unrecognized compensation expense associated with rsrs granted in 2015 and 2014 , which will be recognized over a weighted average period of 1.0 year , and $ 25 million of unrecognized expense associated with rpsrs granted in 2015 , 2014 , and 2013 , which will be recognized over a weighted average period of 0.6 years . as of december 31 , 2015 , the company had no unrecognized compensation expense related to stock options . compensation expense for stock options was fully recognized as of december 31 , 2013 . 20 . unaudited selected quarterly data unaudited quarterly financial results for the years ended december 31 , 2015 and 2014 , are set forth in the following tables: . <table class='wikitable'><tr><td>1</td><td>( $ in millions except per share amounts )</td><td>year ended december 31 2015 1st qtr</td><td>year ended december 31 2015 2nd qtr ( 1 )</td><td>year ended december 31 2015 3rd qtr</td><td>year ended december 31 2015 4th qtr ( 2 )</td></tr><tr><td>2</td><td>sales and service revenues</td><td>$ 1570</td><td>$ 1745</td><td>$ 1800</td><td>$ 1905</td></tr><tr><td>3</td><td>operating income ( loss )</td><td>156</td><td>269</td><td>200</td><td>144</td></tr><tr><td>4</td><td>earnings ( loss ) before income taxes</td><td>133</td><td>244</td><td>175</td><td>80</td></tr><tr><td>5</td><td>net earnings ( loss )</td><td>87</td><td>156</td><td>111</td><td>50</td></tr><tr><td>6</td><td>dividends declared per share</td><td>$ 0.40</td><td>$ 0.40</td><td>$ 0.40</td><td>$ 0.50</td></tr><tr><td>7</td><td>basic earnings ( loss ) per share</td><td>$ 1.80</td><td>$ 3.22</td><td>$ 2.31</td><td>$ 1.07</td></tr><tr><td>8</td><td>diluted earnings ( loss ) per share</td><td>$ 1.79</td><td>$ 3.20</td><td>$ 2.29</td><td>$ 1.06</td></tr></table> ( 1 ) in the second quarter of 2015 , the company recorded a $ 59 million goodwill impairment charge . during the same period , the company recorded $ 136 million of operating income as a result of the aon settlement . ( 2 ) in the fourth quarter of 2015 , the company recorded $ 16 million goodwill impairment and $ 27 million intangible asset impairment charges. .
Question: what is the total net income for the first two quarters of 2015?
Answer: 243.0
Question: and what is it for the first three quarters?
Answer: 354.0
Question: what was the net income in the fourth quarter?
Answer: 50.0
Question: including, then, the fourth quarter, what is the total net income for all the quarters, or the year?

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404.0
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