<prompt> Translate the following text to EnglishNi vizuri imara kwamba historia ya mazoezi chini ya sheria inaweza kusaidia katika tafsiri yake, hasa wakati Congress amebadilisha sheria bila disapproving ya mazoea ya utawala.  <response>: It is well settled that a history of practice under a statute can aid in its interpretation, particularly when Congress has amended the statute without disapproving of the administrative practice. 