\documentclass[10pt]{article}
\usepackage{german}
\usepackage{eurosym}
\usepackage[a4paper, landscape=true, left=2cm, right=2cm, top=2cm]{geometry}
\usepackage{icomma}
\usepackage{longtable}
\usepackage{color}
\setlength{\parindent}{0pt}

\begin{document}

\subsection*{Kontoauszug $year}

\begin{longtable}{rrp{5cm}rrrp{3cm}l}
  \bf{id} & \bf{createdAt} & \bf{description} & \bf{amount} & \bf{documentNo} & \bf{fiscalYear} & \bf{category} & \bf{account} \\ \hline
  \endfirsthead
  \bf{id} & \bf{createdAt} & \bf{description} & \bf{amount} & \bf{documentNo} & \bf{fiscalYear} & \bf{category} & \bf{account} \\ \hline
  \endhead
  \hline \multicolumn{8}{r}{\em{to be continued}}
  \endfoot
  \hline
  \endlastfoot

  #for $entry in $entries
\tt{$entry['id']} & \tt{$entry['created_at']} & \tt{$entry['description']} & #slurp
#if not $entry['income']
\textcolor{red}{#slurp
#end if
\tt{$entry['amount']}#slurp
#if not $entry['income']
}#slurp
#end if
& \tt{$entry['document_no']} & \tt{$entry['fiscal_year']} & \tt{$entry['category']} & \tt{{ $entry['account'].replace('_', '\\textunderscore ') }} \\
  #end for
\end{longtable}

\end{document}