Really, in his position it's all he really needs, especially when he's typically working counts so well.
People are clinging so much to certain stats (Frankly, I'm so over people running to WAR over everything) because they need to obfuscate all the numerous little things he does well to contribute that aren't as easily quantifiable.
I'm a stat guy but if that's all you're looking at then you aren't REALLY analytical. More people need to do as much WATCHING as they do reading.
Nick is going to contribute greatly to this club. Already is, really.