Rudy purchased a $7\mathrm{.}5\%$ coupon rate bond one year ago for its face value of $$100.$ He bought the bond just after the coupon date. Yesterday the bond paid its annual coupon. The bond currently has $17$ years until maturity and has a yield to maturity of $7\mathrm{.}395\%.$ If Rudy sells the bond today, then what is his return for the last year?

Express your answer in percentage form rounded to one decimal place.

$\%$