An investor buys a $$200,000$ retail strip mall with financing. What is the investor's increase in yield expressed as a percentage as a result of using financing?

$($Round to nearest whole number.$)$

Purchase price: $$200,000$

Holding period: $5$ years

Annual NOI: $$18,000$

Loan to Value: $75$ percent

Interest rate: $7$ percent

Amortization Period: Interest only

Payments per year: $1$

EOY five sale price: $$200,000($ignore cost of sale$)$