Table:
year
title
peak chart positions
certifications
album

us
aus
aut
can
ger
nld
nz
swi
uk

2015
bills
79
1
7
71
15
14
6
44
2
riaa: gold aria: 2× platinum bpi: platinum rmnz: gold
bills

whip it!
-
11
72
-
23
-
-
-
-
aria: 2× platinum
tba

ain't too cool
-
-
-
-
-
-
-
-
-
none

2016
h.o.e
-
-
-
-
-
-
-
-
-
none

2017
donald
-
-
-
-
-
-
-
-
-
none

2018
who's up?
-
-
-
-
-
-
-
-
-
none

"-" denotes a single that did not chart or was not released in that territory

Statement: in 2015, lunchmoney lewis released his debut single "bills", which peaked at 79 on the billboard hot 100 and peaked at number one on the aria charts.
Question: in 2015, what is the peak chart position for lunchmoney lewis released debut single "bills" on the aria charts?
Answer: [1.0]