What is the payback period for the following set of cash flows? $($Do not round intermediate calculations and round your answer to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

Year

$1$

$2$

$3$

$4$

Cash Flow

$-$$ $5,500$

$1\mathrm{.}275$

$1,475$

$1,875$

$1,375)$