Attack on Titan costume

So I've been following the manga quite religiously and have done some calculations. It 's a monthly manga so that means 12 chapters are published a year. From those 12 chapters the animators can adapt about 8 episodes. Since a season would at least need 24 episodes, and 24 divided por 8 is 3, it makes sense for the animators to have taken three years from 2009 to 2013 to adapt season one. Hence it's only expected that season 2 may take the amount of time. But that;s it. Its been 3 years. Let's count: 2013, 2014, 2015. Yup that's three years.In that time más than 72 chapters have been written,...