Hi Guys,
I got a requirement to plot chart for alphaneumeric data vs time..

here is a snapshot of the data

Locations Time
a1 7.05
a2 7.1
a4 7.2
a3 7.3
a4 7.4
a2 7.45
a6 7.56
a7 8.01


Any help regarding this will be greatly appreciated..