 
 <translate> The important part for answering this question is: This series debuted in 1982 and ran for four seasons on NBC. Therefore, the final answer is four seasons. <hau> Muhimmin bangare don amsa wannan tambayar shine: Wannan jerin sun fara a 1982 kuma sun gudana tsawon yanayi huɗu akan NBC. Saboda haka, amsar karshe ita ce yanayi huɗu. 