Siouxland Matters Report Shows Iowans Buying More Craft Beer Than Ever Before Siouxland Matters Report Shows Iowans Buying More Craft Beer Than Ever Before. Rachael Krause. 11/19/2014 05:52 PM. 11/19/2014 06:44 PM. Whether its at the bar or the store, more Iowans are buying craft beers. It's the largest growing type of alcoholic bevera ...