I have my MBA since October and rarely shut it down...maybe once in every 2 months.
I went out for a week last February and left it at sleep fully charged to see how much battery would drain...when i came home i had 89% of battery!!!!!!!!!!!!!!
I went out for a week last February and left it at sleep fully charged to see how much battery would drain...when i came home i had 89% of battery!!!!!!!!!!!!!!