https://dolar.wilkinsonpc.com.co/?year=1938%3Fyear=1972%3Fyear=1997%3Fyear=1957%3Fyear=1938%3Fyear=1990%3Fyear=1970%3Fyear=2000%3Fyear=1989%3Fyear=1961%3Fyear=1979?year=1936