Ellen is the owner of an accrual$-$basis landscaping company. On October $1$ of the current year, she sells three maintenance contracts, each beginning on October $1.$

$3-$month contract for $$1,000$

$12-$month contract for $$8,000$

$36-$month contract for $$7,200$

Ellen collects payment in full on each of the contracts on October $1.$

How much revenue should Ellen report in year $2?$