Marika has already accumulated $18,000 in her RRSP. If she contributes $2000 at the end of every six months for the next 10 years, and $300 per month for the subsequent five years, what amount will she have in her plan at the end of the 15 years? Assume that her plan will earn 9% compounded semiannually for the first 10 years, and 9% compounded monthly for the next five years.