On Wed, Mar 04, 2009 at 10:03:14PM +0100, William Bonnet wrote: > Year Total Delta > 1997 1 0 > 1998 1 0 > 2001 3 0 > 2002 4 0 > 2003 25 -1 > 2004 107 0 > 2005 176 -3 > 2006 200 -2 > 2007 188 -11 > 2008 386 -28 > 2009 142 +78 it's not clear to me what these numbers are. could you explain a different way, please? not clear what "total" is. total what?