dispositions of depreciable real estate assets excluded from discontinued operations we recorded a gain on sale of depreciable assets excluded from discontinued operations of $ 190.0 million for the year ended december 31 , 2015 , an increase of approximately $ 147.3 million from the $ 42.6 million gain on sale of depreciable assets recorded for the year ended december 31 , 2014 . the increase was primarily the result of increased disposition activity . dispositions increased from eight multifamily properties for the year ended december 31 , 2014 , to 21 multifamily properties for the year ended december 31 , 2015 . gain from real estate joint ventures we recorded a gain from real estate joint ventures of $ 6.0 million during the year ended december 31 , 2014 as opposed to no material gain or loss being recorded during the year ended december 31 , 2015 . the decrease was primarily a result of recording a $ 3.4 million gain for the disposition of ansley village by mid-america multifamily fund ii , or fund ii , as well as a $ 2.8 million gain for the promote fee received from our fund ii partner during 2014 . the promote fee was received as a result of maa achieving certain performance metrics in its management of the fund ii properties over the life of the joint venture . there were no such gains recorded during the year ended december 31 , 2015 . discontinued operations we recorded a gain on sale of discontinued operations of $ 5.4 million for the year ended december 31 , 2014 . we did not record a gain or loss on sale of discontinued operations during the year ended december 31 , 2015 , due to the adoption of asu 2014-08 , reporting discontinued operations and disclosures of disposals of components of an entity , which resulted in dispositions being included in the gain on sale of depreciable real estate assets excluded from discontinued operations and is discussed further below . net income attributable to noncontrolling interests net income attributable to noncontrolling interests for the year ended december 31 , 2015 was approximately $ 18.5 million , an increase of $ 10.2 million from the year ended december 31 , 2014 . this increase is consistent with the increase to overall net income and is primarily a result of the items discussed above . net income attributable to maa primarily as a result of the items discussed above , net income attributable to maa increased by approximately $ 184.3 million in the year ended december 31 , 2015 from the year ended december 31 , 2014 . comparison of the year ended december 31 , 2014 to the year ended december 31 , 2013 the comparison of the year ended december 31 , 2014 to the year ended december 31 , 2013 shows the segment break down based on the 2014 same store portfolios . a comparison using the 2015 same store portfolio would not be comparative due to the nature of the classifications as a result of the merger . property revenues the following table shows our property revenues by segment for the years ended december 31 , 2014 and december 31 , 2013 ( dollars in thousands ) : year ended december 31 , 2014 year ended december 31 , 2013 increase percentage increase .
what is the variation observed in the percentual increase of the same store portfolio and the non-same store revenue during 2013 and 2014?
job title mid-america apartment 10-k revision 1 serial <12345678> date sunday , march 20 , 2016 job number 304352-1 type page no . 51 operator abigaels .