Originally Posted by u-Bob

"Direct address / Bookmark / Link in email... 346756 69.1 % 1729369 66.7 %"

Those are your no-referrer hits:
bookmarkers
direct type-ins
...
and possibly traffic that was redirected to your site using certain javascripts (or flash...)

so might want to compare that amount/percentage of traffic with the amount of no-referrer traffic you got in previous months...

</ my 2 cents>