\begin{table}%tb.2
\caption{\label{SiOintensitiesm1}Observational results of circumstellar SiO($J$~=~2--1, $v=1$) emission.}
%\centerline
 {\small \begin{tabular}{lcccc}
\hline\hline
Source &$T_{\rm mb}$& $\sigma$& $T_{\rm mb} \times D^{2}$ & prev.\\
& [K] &[K]& [K~pc$^{2}$]$^{\rm a}$ & det.$^{\rm b}$ \\
\hline
{R And} & 0.52 & 0.016 & $4.7 \times 10^{4}$ & Y \\	
{W And} & 0.72 & 0.027 & $5.7 \times 10^{4}$ & Y \\
{VX Aql} & $\cdots$ & 0.047 & $8.8 \times 10^{4}$ & $\cdots$ \\
{W Aql} & 0.17 & 0.022 & $9.0 \times 10^{3}$ & {Y} \\
{AA Cam} & $\cdots$ & 0.022 & $4.2 \times 10^{4}$ & $\cdots$ \\
{S Cas} & 1.9\phantom{1} & 0.025 & $3.7 \times 10^{5}$ & {Y} \\
{V365 Cas} & $\cdots$ & 0.026 & $3.0 \times 10^{4}$ & $\cdots$ \\
{WY Cas}  & 0.15 & 0.014 & $5.4 \times 10^{4}$ & $\cdots$ \\
{V386 Cep} & 0.70 & 0.019 & $1.5 \times 10^{5}$ & $\cdots$ \\
{AA Cyg} & $\cdots$ & 0.023 & $1.6 \times 10^{4}$ & {N} \\ 		%*
{AD Cyg} & $\cdots$ & 0.053 & $1.5 \times 10^{5}$ & $\cdots$ \\
{R Cyg} & $\cdots$ & 0.008 & $4.5 \times 10^{3}$ & {Y} \\		%*
{$\chi$ Cyg}& 8.1\phantom{1} & 0.082 & $9.8 \times 10^{4}$ &{Y} \\
{TV Dra}& 0.08 & 0.012 & $1.2 \times 10^{4}$ &{N} \\
{DY Gem} & $\cdots$ & 0.030 & $4.2 \times 10^{4}$ & $\cdots$ \\
{R Gem} & 0.19 & 0.015 & $9.3 \times 10^{4}$ & {N} \\
{ST Her} & $\cdots$ & 0.022 & $6.0 \times 10^{3}$ & $\cdots$ \\ 		{RX Lac} &  $\cdots$ & 0.032 & $9.3 \times 10^{3}$ & $\cdots$ \\
{R Lyn} & $\cdots$ & 0.027 & $6.0 \times 10^{4}$ &{Y} \\
{Y Lyn} & $\cdots$ & 0.012 & $2.4 \times 10^{3}$ & {Y} \\		%*
{S Lyr} & $\cdots$ & 0.037 & $1.6 \times 10^{5}$ & $\cdots$ \\
{FU Mon} & $\cdots$ & 0.038 & $6.9 \times 10^{4}$ &{N} \\
{EP Vul} & $\cdots$ & 0.050 & $3.9 \times 10^{4}$ &{Y} \\
{DK Vul} & $\cdots$ & 0.043 &$7.2 \times 10^{4}$ & $\cdots$ \\
\hline
\end{tabular}}
\medskip
$^{\it a}$ For the non-detections we use 3$\sigma \times D^{2}$; $^{\rm b}$ from \citet{joriknap98} and references therein.
\end{table}