Date Color
----------------------------------
01/05/2012 00:01:00 GREEN
01/05/2012 00:02:00 GREEN
01/05/2012 00:03:00 GREEN
01/05/2012 00:04:00 YELLOW
01/05/2012 00:05:00 RED
01/05/2012 00:06:00 RED
and I want to obtain this plot:
Code: Select all
__ RED
_| YELLOW
___| GREEN