A bond pays annual interest. Its coupon rate is $7\%.$ Its value at maturity is $$1,000.$ It matures in three years. Its yield to maturity is currently $7\%.$

What is the Macualay duration of the bond?

$2\mathrm{.}77$

$2\mathrm{.}81$

$2\mathrm{.}83$

$3\mathrm{.}0$

$3\mathrm{.}42$