What is the current yield on a zero coupon bond with a remaining life of $20$ years, a yield to maturity of $4\mathrm{.}0\%,$ and a par value of $$1000?($Round to $100$th of a percent and enter as a percentage, e$.$g$.12\mathrm{.}34\%$ as $12\mathrm{.}34$ and state as an annual rate.$)$

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