
\begin{longtable}{|l|r|r|r|}\hline
   \multicolumn{4}{|c|}{Bartlett's Test for Homogeneity}\\\hline
   Source &    DF &    Chi-Square &    Pr~>~ChiSq\\\hline
\endhead
   Year &    4 &    3.8867 &    0.4216\\\hline
\end{longtable}



\begin{longtable}{|l|r|r|r|r|r|}\hline
   \multicolumn{6}{|c|}{Levene's Test for Homogeneity}\\\hline
   Source &    DF &    Sum of Squares &    Mean Square &    F Value &    Pr~>~F\\\hline
\endhead
   Year &    4 &    10.5638 &    2.6410 &    0.97 &    0.4329\\\hline
   Error &    45 &    122.4 &    2.7206 &      &     \\\hline
\end{longtable}



\begin{longtable}{|l|r|r|r|r|r|}\hline
   \multicolumn{6}{|c|}{O'Brien's Test for Homogeneity}\\\hline
   Source &    DF &    Sum of Squares &    Mean Square &    F Value &    Pr~>~F\\\hline
\endhead
   Year &    4 &    13.0418 &    3.2604 &    0.86 &    0.4953\\\hline
   Error &    45 &    170.6 &    3.7918 &      &     \\\hline
\end{longtable}



\begin{longtable}{|l|r|r|r|r|r|}\hline
   \multicolumn{6}{|c|}{Brown and Forsythe's Test for Homogeneity}\\\hline
   Source &    DF &    Sum of Squares &    Mean Square &    F Value &    Pr~>~F\\\hline
\endhead
   Year &    4 &    1.2788 &    0.3197 &    0.60 &    0.6627\\\hline
   Error &    45 &    23.8750 &    0.5306 &      &     \\\hline
\end{longtable}

