Table:
compensation received
formal wil
informal wil

proportion
subgroup proportion
proportion
subgroup proportion

percent

academic credit exclusively
5.8
16.8
..
..

payment exclusively
10.5
30.6
65.7
100.0

both academic credit and payment
18.0
52.6
..
..

totals
34.3
100.0
65.7
100.0

Statement: the remaining proportion obtained one form of compensation, with 16.8% receiving academic credit exclusively and 30.6% receiving payment exclusively. ﻿.
Question: what were the percentages of those receiving academic credit exclusively and receiving payment exclusively respectively?
Answer: [16.8, 30.6]