I DON'T want to use the "cloud" based or online version. I want to download the software and keep all my information local.
See this TurboTax support FAQ for Mac minimum system requirements - https://ttlc.intuit.com/questions/1899173-minimum-system-requirements-for-turbotax-mac-software
Go to this TurboTax website to purchase a CD or Download of the 2016 desktop editions - https://turbotax.intuit.com/personal-taxes/cd-download/