Context
With $ 20.000,00 few dollars are bought: it serves to save from little to little or to pay for something on time.
For historical reference: a week ago $ 20.000,00 bought US$ 12,86; a month ago, US$ 12,90; over the last 30 days, between US$ 12,70 and US$ 12,94 (daily selling data from argentinadatos.com).
Keep in mind: It is an illegal, unbacked market: the published price is a reference average and each trade may vary, plus there is a risk of counterfeit bills or scams.
The other way around? Come in. blue dollar a pesos.