How to extend Domain with $9.97? It always pop $14.97 up

How to extend Domain with $9.97? It always pop $14.97 up.

as it says before the payment part “Renewal will extend the registration by one year, until November 5, 2011 for only $14.97.”

This is what WP says:
Domain name registration plus domain mapping costs $14.97 ($9.97 for mapping, $5 for registration) per year, per domain.