Axis styling
axshift Specifies shift of drawn axis for xaxis and yaxis
numformat Specifies the format of numbers as tick labels
textdist Specify distance to text labels for xaxis and yaxis
ticklen Specifies length of ticks for xaxis and yaxis
ytitlerot Specifies the rotation of y-axis titles.
overlinedist Distance between overlines and data
overlinemin Specifies minimum vertical length for overlines