Megan Brink is offered the possibility of investing $6,651 today at 6% interest per year in a desire to accumulate $10,000. How many years must Brink wait to accumulate $10,000? (PV of $1. EV of $1. PVA of $1. and EVA of $1) (Use appropriate factor(s) from the tables provided. Round your "PV of a single amount" to 4 decimal places and final answer to the nearest whole number.)