I didn't look it up for Obama, it is a well known fact. Where are we with Trump? You must be keeping score.
Sources for Trump and Hillary. https://www.politico.com/2016-election/results/map/president/arizona/ Sources for Obama https://www.nytimes.com/elections/2...&gwh=A0B57971732626CAE1A2DC1EF912D1B4&gwt=pay Current 2018 senate election https://www.abc15.com/election-results
What exactly is your point? That more people voted so it must be fraud? More people voted for the Republican candidate too, what does that prove? What's the point you are trying to make? You do know that elections in AZ are run by a Republican SoS right?
Did you ever notice that they never find votes that increase Republican leads or thin a Democrats margin?