<prompt> Translate the following text to EnglishTakwimu zinaonyesha kwamba wafanyakazi hutumia dakika 90 kila siku kucheza michezo ya kompyuta na kutembelea mtandao, na hilo linakadiriwa kuwa gharama ya uzalishaji ni dola bilioni 50.  <response>: One statistic floating around is that workers spend about 90 minutes a day on nonwork-related computer games and Web surfing, with an estimated productivity cost of 50 billion. 