\def\simulationtag{rfpitol=100e-7}
\begin{tikzpicture}[trim axis group left, trim axis group right]
  \begin{groupplot}[
    tick label style={font=\footnotesize},
    label style={font=\small},
    %
    group style={
      y descriptions at = edge left,
      group size=3 by 1,
      horizontal sep=0.75cm
    },
    height=4cm,
    width=4.5cm,
    %
    ytick={1,2,3},
    yticklabels={experiment, simulation}
    ]
    %
    \nextgroupplot[semithick, xlabel = recurrence time, x unit = s, xmode=log,
    log ticks with fixed point, xtick={5,10,20,40}]
    \addplot[mark=+, boxplot={ box extend = 0.5 }]
    table[y index=0] {generated/boxplot-data:lab:recurrence.tex};
    \addplot[mark=+, boxplot={ box extend = 0.5 }]
    table[y index=0] {generated/boxplot-data:simulation:\simulationtag:recurrence.tex};
    %
    \nextgroupplot[semithick, xlabel = rupture width, x unit=m, xmin=0, xmax=0.4,
    extra x ticks       = 0.2,
    extra x tick labels = ,
    extra x tick style  = { grid = major }
    ]
    \addplot[mark=+, boxplot={ box extend = 0.5 }]
    table[y index=0] {generated/boxplot-data:lab:ruptureWidth.tex};
    \addplot[mark=+, boxplot={ box extend = 0.5 }]
    table[y index=0] {generated/boxplot-data:simulation:\simulationtag:ruptureWidth.tex};
    %
    \nextgroupplot[semithick, xlabel = peak slip, x unit=mm, xmode=log, log ticks with fixed point,
    xtick={0.03, 0.06, 0.12}]
    \addplot[mark=+, boxplot={ box extend = 0.5 }]
    table[y index=0] {generated/boxplot-data:lab:peakSlip.tex};
    \addplot[mark=+, boxplot={ box extend = 0.5 }]
    table[y index=0] {generated/boxplot-data:simulation:\simulationtag:peakSlip.tex};
  \end{groupplot}
\end{tikzpicture}