[closed] Verwendung von CSV-Daten mit Komma als Spaltentrenner zwischen String-Daten

\documentclass{scrartcl}
\usepackage{amsmath}
\usepackage[normalem]{ulem} 
\usepackage{tikz} 
\usepackage{pgfplots}
\usepackage{pgfplotstable}
\pgfplotsset{compat=newest}
\usepgfplotslibrary{dateplot} 
\usepackage{subcaption}
\usepackage{filecontents}
\begin{filecontents}{datensuperfein.dat}
    x,y   
    ETD 29/16/10,9.60
    ETD 34/17/11,13.21
    ETD 39/20/13,19.92
    ETD 44/22/15,29.96
    ETD 49/25/16,40.34
    PQ 20/20,5.80
    PQ 26/20,10.15
    PQ 26/25,12.47
    PQ 32/20,14.43
    PQ 32/30,21.37
\end{filecontents}

\pgfplotstableread[col sep=comma]{datensuperfein.dat}\datatable
\makeatletter
\pgfplotsset{
    /pgfplots/flexible xticklabels from table/.code n args={3}{%
        \pgfplotstableread[#3]{#1}\coordinate@table
        \pgfplotstablegetcolumn{#2}\of{\coordinate@table}\to\pgfplots@xticklabels
        \let\pgfplots@xticklabel=\pgfplots@user@ticklabel@list@x
    }
}

\begin{document}

\begin{figure}
    \centering
    \begin{tikzpicture}
        \begin{axis}[
            ybar, ymin=0,
            xlabel=Xstuff,
            ylabel=Value,
            flexible xticklabels from table={datensuperfein.dat}{x}{col sep=comma},
            xticklabel style={text height=1.5ex}, % To make sure the text labels are nicely aligned
            xtick=data,
            nodes near coords,
            nodes near coords align={vertical}]
            \addplot table[x expr=\coordindex,y=y]{\datatable};
        \end{axis}
    \end{tikzpicture}
    \caption{Caption}
\end{figure}
\end{document}