Yes google analytics is good. Though theres a FOSS solution incase your on edge with google due to Prism and the like ..Personally I prefer google analytics as it looks at more then raw connections.
Mine knows I cut my hair a couple weeks ago, because I keep getting ads for Ad Sense saying, "You know who needs a haircut? People searching for 'haircuts' ". Uhg.Of all the data I trust google with, my analytics are something I would't care if the government read lol.