$136,030 can buy you $18,000 annual income for 10 years
$272,060 can buy you $36,000 annual income for 10 years
$544,120 can buy you $72,000 annual income for 10 years
$1,088,240 can buy you $144,000 annual income for 10 years
or
$136,030 can buy you $12,000 annual income for 20 years
$272,060 can buy you $24,000 annual income for 20 years
$544,120 can buy you $48,000 annual income for 20 years
$1,088,240 can buy you $96,000 annual income for 20 years