Financial report context:
6 . debt the following is a summary of outstanding debt ( in millions ) : .

Financial table:
as of december 31: 5.00% ( 5.00 % ) senior notes due september 2020; 2015: 599; 2014: 599
as of december 31: 4.75% ( 4.75 % ) senior notes due 2045; 2015: 598; 2014: 2014
as of december 31: 3.50% ( 3.50 % ) senior notes due june 2024; 2015: 597; 2014: 597
as of december 31: 4.60% ( 4.60 % ) senior notes due june 2044; 2015: 549; 2014: 549
as of december 31: 2.875% ( 2.875 % ) senior notes due may 2026 ( eur 500m ); 2015: 545; 2014: 605
as of december 31: 8.205% ( 8.205 % ) junior subordinated notes due january 2027; 2015: 521; 2014: 521
as of december 31: 3.125% ( 3.125 % ) senior notes due may 2016; 2015: 500; 2014: 500
as of december 31: 2.80% ( 2.80 % ) senior notes due 2021; 2015: 399; 2014: 2014
as of december 31: 4.00% ( 4.00 % ) senior notes due november 2023; 2015: 349; 2014: 349
as of december 31: 6.25% ( 6.25 % ) senior notes due september 2040; 2015: 298; 2014: 298
as of december 31: 4.76% ( 4.76 % ) senior notes due march 2018 ( cad 375m ); 2015: 271; 2014: 322
as of december 31: 4.45% ( 4.45 % ) senior notes due may 2043; 2015: 249; 2014: 248
as of december 31: 4.25% ( 4.25 % ) senior notes due december 2042; 2015: 196; 2014: 196
as of december 31: 3.50% ( 3.50 % ) senior notes due september 2015; 2015: 2014; 2014: 599
as of december 31: commercial paper; 2015: 50; 2014: 168
as of december 31: other; 2015: 16; 2014: 31
as of december 31: total debt; 2015: 5737; 2014: 5582
as of december 31: less short-term and current portion of long-term debt; 2015: 562; 2014: 783
as of december 31: total long-term debt; 2015: $ 5175; 2014: $ 4799

Additional report context:
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%