A series of nineteen payments of $$1,900$ each is to be made with the first payment one year hence and with each subsequent payment

two years after the preceding one.

The annual effective interest rate is $3\mathrm{.}5\%.$

Find the present value of the series of payments.

$($Answer to nearest $$100).$

$$18,900$

$$19,500$

$$20,100$

$$20,800$

$$21,600$