I monitored a bunch of MTTs to see how the average stacks compared to one orbit of blinds & antes at each level of the tournament. You can see the listing here...
http://www.tworags.com/index.php?ACT...RDS_ON_PAGE=25
If you click on the title, you'll get a page with the tournament...e.g. the 'Stars $1 mm...
http://www.tworags.com/index.php?ACT...nt&ID=1275
And if you scroll down, you can see how the average stack measures up to an orbit of blinds and antes. Site's still in beta, but feel free to look around.
And, yeah, the M matters.
Ed