Assume that you will receive $1,000 today. In addition, you will receive $3,000 a year in Years 1 through 3, $4,000 a year in Years 4 through 8, and $5,000 in Year 9, with all these cash flows to be received at the end of the year. If you require a 12 percent rate of return, what is the value of these cash flows today (rounded up to the nearest dollar)