The proper name for this column should be "Samples" for sampled snapshots.
Fixed by http://hg.netbeans.org/profiler-main/rev/7b03c103db77.
Integrated into 'main-golden', will be available in build *201212070001* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
User: Jiri Sedlacek <firstname.lastname@example.org>
Log: Bugfix #223305 and #223312 - proper names and displaying of Invocations/Samples column