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\begin{NumericDataPlot}
   {\textwidth}{6.5cm}
	\setxAxis
	   {xMin=1, xMax=2, Dx=0.2}
	\setyAxis
	   {yMin=50, yMax=150, Dy=25}
	
	\plotxAxis[LabelPos=1, LabelRefPt=tr]%
		{x-axis label}
	\plotyAxis[NoLabel]{}
	
	\listplot[style=StdLineStyA]
	   {\IdentI}
	
	% put some stuff somewhere
	\NDPput[x=1.2, y=75, RefPoint=br]{text}
	\NDPput[x=1.2, y=100, Rot=45]{$a^2+b^2$}
	
	% or put nodes...
	\NDPput[x=1.6, y=100]{\pnode{A}}
	\NDPput[x=1.8, y=150]{\pnode{B}}
	% ...and draw a line between them
	\ncline{A}{B}
	% .. with text
	\naput{$e^2$}
	
	% or put the legend at a specific position
	\NDPput[x=1.8, y=75]{\LegendDefinition{
		\LegLine{style=StdLineStyA} & IdentI
	}}
\end{NumericDataPlot}