<prompt> Translate the following text to Swahili5 Based on studies that have been questioned extensively, the rates for Standard-A mail do not vary with weight up to about 3.3 ounces.  <response>: Kwa mujibu wa utafiti uliofanywa na utafiti wa utafiti wa utafiti, kiwango cha posta ya kawaida ya kiwango cha A haitofautiani na uzito wa juu hadi 3.3 ounces. 