A NONMEM output file prefix, without extension (e.g. 'run315').
fileExt
The file extension for NONMEM output, set to '.lst' by default.
metric
What to show in the plot. Allowed options are 'est' (the actual
estimate) or 'perc' (the percentage change in the estimated or OFV since estimation began).
Default is 'perc'.
lineCol
Line color. Default is '#902C10'.
idlineCol
Identity line color (only used if 'perc' metric is selected). Default is black.