Searched for https://www.siteal.iiep.unesco.org/pt/bdnp/101/ley-93941996-directrices-base-educacion-nacional 
Note: This calendar view maps the number of captures of https://www.siteal.iiep.unesco.org/pt/bdnp/101/ley-93941996-directrices-base-educacion-nacional, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.