Is this midfielder Arsenal’s second best player of the season?

There would be little value in doing an opinion poll on who has been our best player of the season. No doubt, a vast majority would opt for our captain, top goal scorer, and the PL’s Player of the Season, Robin van Persie. But it all becomes a lot more difficult when we have to choose our second best player of the season.
There have been many fine performances throughout the season, but not many players have actually been able to play through the whole campaign, with only the odd week out as a result of a slight injury. Only a small number of players were fit, and judged good enough, to play more than 70% of the games: Szczesny, Vermaelen, Koz, Song, Arteta, Rosicky, Walcott, and Ramsey (a...