Using the $$VC Method to Valuation$,$ please calculate the ownership percentage of the following potential investment: A start$-$up company walks into your door seeking a $$10$M investment. You believe you can exit in $4$ years at $6$ times revenue. The VC firm has an internal rate of return of $40\%.$ The following financial estimates were provided:

Year $12345$

Revenue $($$M$)39152030$

Answers should be rounded to the nearest whole number, NOT written in percent format. For example, if the answer is $50\mathrm{.}5\%,$ you would input $51.$