Total assets	$3,795	$3,700
Total liabilities	2,200	1,975
Interest expense	18	15
Income tax expense	175	150
Net income	410	395
Cash provided by operating activities	900	600
Net capital expenditures	420	310
Dividends paid on common shares	130	120
Number of common shares outstanding	1,000	900

Calculate times interest earned for 2020 and 2019.