Hi I have these formulas I am using to plot my charts to keep track as the data expand and shrink .
=Offset(DataSheet!$B$2,,,CountIf(DataSheet!$B$2:$B$12,"<>"))
=Offset(DataSheet!$C$2,,,CountIf(DataSheet!$C$2:$C$12,"<>"))
It's working great just that when the cell B2 or C2 becomes blank...