Below is a table for the present value of $1 at compound interest.

Year	6%		10%		12%
1	.943		.909		.893
2	.890		.826		.797
3	.840		.751		.712
4	.792		.683		.636
5	.747		.621		.567

Below is a table for the present value of an annuity of $1 at compound interest.

Year	6%		10%		12%
1	.943		.909		.893
2	1.833		1.736		1.690
3	2.673		2.487		2.402
4	3.465		3.170		3.037
5	4.212		3.791		3.605

Using the tables above, if an investment is made now for $20,000 that will generate a cash inflow of $8,000 a year for the next 4 years, what would be the net present value (rounded to the nearest dollar) of the investment, assuming an earnings rate of 10%?