6 .debt the following is a summary of outstanding debt ( in millions ) : .
[['as of december 31', '2015', '2014'], ['5.00% ( 5.00 % ) senior notes due september 2020', '599', '599'], ['4.75% ( 4.75 % ) senior notes due 2045', '598', '2014'], ['3.50% ( 3.50 % ) senior notes due june 2024', '597', '597'], ['4.60% ( 4.60 % ) senior notes due june 2044', '549', '549'], ['2.875% ( 2.875 % ) senior notes due may 2026 ( eur 500m )', '545', '605'], ['8.205% ( 8.205 % ) junior subordinated notes due january 2027', '521', '521'], ['3.125% ( 3.125 % ) senior notes due may 2016', '500', '500'], ['2.80% ( 2.80 % ) senior notes due 2021', '399', '2014'], ['4.00% ( 4.00 % ) senior notes due november 2023', '349', '349'], ['6.25% ( 6.25 % ) senior notes due september 2040', '298', '298'], ['4.76% ( 4.76 % ) senior notes due march 2018 ( cad 375m )', '271', '322'], ['4.45% ( 4.45 % ) senior notes due may 2043', '249', '248'], ['4.25% ( 4.25 % ) senior notes due december 2042', '196', '196'], ['3.50% ( 3.50 % ) senior notes due september 2015', '2014', '599'], ['commercial paper', '50', '168'], ['other', '16', '31'], ['total debt', '5737', '5582'], ['less short-term and current portion of long-term debt', '562', '783'], ['total long-term debt', '$ 5175', '$ 4799']]
revolving credit facilities as of december 31 , 2015 , aon plc had two committed credit facilities outstanding : its $ 400 million u.s .credit facility expiring in march 2017 ( the "2017 facility" ) and $ 900 million multi-currency u.s .credit facility expiring in february 2020 ( the "2020 facility" ) .the 2020 facility was entered into on february 2 , 2015 and replaced the previous 20ac650 million european credit facility .effective february 2 , 2016 , the 2020 facility terms were extended for 1 year and will expire in february 2021 .each of these facilities included customary representations , warranties and covenants , including financial covenants that require aon plc to maintain specified ratios of adjusted consolidated ebitda to consolidated interest expense and consolidated debt to adjusted consolidated ebitda , in each case , tested quarterly .at december 31 , 2015 , aon plc did not have borrowings under either the 2017 facility or the 2020 facility , and was in compliance with these financial covenants and all other covenants contained therein during the twelve months ended december 31 , 2015 .on november 13 , 2015 , aon plc issued $ 400 million of 2.80% ( 2.80 % ) senior notes due march 2021 .we used the proceeds of the issuance for general corporate purposes .on september 30 , 2015 , $ 600 million of 3.50% ( 3.50 % ) senior notes issued by aon corporation matured and were repaid .on may 20 , 2015 , the aon plc issued $ 600 million of 4.750% ( 4.750 % ) senior notes due may 2045 .the company used the proceeds of the issuance for general corporate purposes .on august 12 , 2014 , aon plc issued $ 350 million of 3.50% ( 3.50 % ) senior notes due june 2024 .the 3.50% ( 3.50 % ) notes due 2024 constitute a further issuance of , and were consolidated to form a single series of debt securities with , the $ 250 million of 3.50% ( 3.50 % ) notes due june 2024 that was issued by aon plc on may 20 , 2014 concurrently with aon plc's issuance of $ 550 million of 4.60% ( 4.60 % ) notes due june 2044 .aon plc used the proceeds from these issuances for working capital and general corporate purposes. .

Question: what is the percentage change in total debt in 2015?
Answer: 2.8%