<prompt> Translate the following text to EnglishKatika siku za nyuma, programu ya usalama wa baharini ya Walinzi wa Pwani ililenga hali ya kimwili ya meli, kupitia shughuli kama vile ukaguzi na vyeti.  <response>: In the past, the Coast Guards marine safety program concentrated on the physical condition of vessels, through activities such as inspections and certifications. 