Table:
cma
ca
small community & rural

percent

owner-detached, no mortgage
91.7
92.4
90.2

owner-detached, with mortgage
88.7
87.5
88.1

owner-multi-unit, no mortgage
85.4
92.0
93.2

owner-multi-unit, with mortgage
82.3
82.1
92.2

renter-multi-unit
68.2
77.1
80.6

Statement: in cmas, rates of housing satisfaction are three percentage points lower among households that have a mortgage on their owned-detached house than among those who are mortgage free.
Question: how many percent of housing satisfaction rate are lower among households that have a mortgage on their owned-detached house than among those who are mortgage free in cmas?
Answer: [3]