A small change to the interactive commands section to make the description of the 1 command more accurate.
$ diff -u top.1 top.1.new --- top.1 Thu Mar 24 12:39:45 2011 +++ top.1.new Thu Mar 24 13:10:45 2011 @@ -282,7 +282,7 @@ .Sq P interactive command. .It 1 -Display CPU statistics on a single line instead of a line per CPU. +Toggle between a single line of CPU statistics and one line per CPU. .It C Toggle the display of process command line arguments. .It d Ar count