\begin{table}[tbp]
\centering
\caption{Proposed equivalence of emission standards used in São Paulo study.}
\label{tab:euro}
\begin{tabular}{@{}lcll@{}}
\hline
Vehicle         & Brazilian Standard & Euro Standard & Year \\ \hline %\midrule
\multirow{6}{*}{LDV} & L - 1       & Pre ECE &  1988 - 1991 \\
                     & L - 2       & Euro 1   & 1992 - 1996 \\
                     & L - 3       & Euro 2   & 1997 - 2004 \\
                     & L - 4       & Euro 3   & 2005 - 2011 \\
                     & L - 5       & Euro 4   & 2012 - 2013 \\
                     & L - 6       & Euro 5   & 2014 \\ \hline
\multirow{7}{*}{HDV} & P - 1       & Pre Euro & 1990 - 1992 \\
                     & P - 2       & Pre Euro & 1993 \\
                     & P - 3       & Euro 1   & 1994 - 1997 \\
                     & P - 4       & Euro 2   & 1998 - 2003 \\
                     & P - 5       & Euro 3   & 2004 - 2011 \\
                     & P - 6       & Euro 4   & -    \\
                     & P - 7       & Euro 5   & 2012 \\ \hline
\multirow{3}{*}{Motorcycle}   & M - 1       & Euro 1 &  2003 - 2005 \\
                     & M - 2       & Euro 2   & 2006 - 2008 \\
                     & M - 3       & Euro 3   & 2009 \\ \hline

\end{tabular}

  \textsuperscript{Based on http://transportpolicy.net/index.php?title=Category:Brazil}
\end{table}

