\begin{table}%t2
\par
\caption{\label{tab2}The {\it FWHM} and asymmetry of the H$\alpha$ and
H$\beta$ broad emission lines in the period of 1996--2006.}
\small%\centering
\par
\begin{tabular}{cccccccc}
\hline \hline
Year\_month &  JD      & {\it FWHM} H$\beta\pm\sigma$& $A$ H$\beta\pm\sigma$& {\it FWHM} H$\alpha\pm\sigma$ &$A$ H$\alpha\pm\sigma$&    \multicolumn{2}{c}{$F$(5100$)\pm \sigma$}\\
           & 2~400~000+ & $ {\rm km~s^{-1}}$ &         &  ${\rm km~s^{-1}}$ &    & \multicolumn{2}{c}{$10^{-14} \ \rm erg \ cm^{-2} \ s^{-1}~ \AA^{-1}$}  \\
\hline
1&2&3&4&5&6&7\\
\hline
1996b\_01&  50096.0  & 6860 $\pm$  566  & 0.904 $\pm$ 0.043 &  5332 $\pm$  324 & 0.799 $\pm$ 0.030  &  9.031 $\pm$  0.322\\
1996b\_03 & 50163.4 &  6182  $\pm$ 303&   0.877 $\pm$ 0.069&   5036 $\pm$  291 & 0.782 $\pm$ 0.021 &  11.219 $\pm$ 0.617\\
1996b\_04 & 50200.8  & 6183 $\pm$  479 &  0.877 $\pm$ 0.072 &  --       &--     --    &   9.226 $\pm$ 0.527\\
1996b\_06 & 50249.3 &  6028 $\pm$  434 &  0.797 $\pm$ 0.060 &  --      & --       &   12.641  --\\
1996b\_07 & 50277.8  & 6367 $\pm$  479  & 0.783 $\pm$ 0.048 &  5058 $\pm$  259 & 0.762 $\pm$ 0.011 &  11.822 $\pm$ 0.473\\
1996b\_11 & 50402.6  & 5659 $\pm$  348  & 0.896 $\pm$ 0.035 &  --     &  --        &  10.649  --\\
1997b\_03 & 50510.9  & 5568 $\pm$  305  & 0.884 $\pm$ 0.048  & 4808 $\pm$  420 & 0.853 $\pm$ 0.019   & 8.350 $\pm$ 0.716\\
1997b\_04 & 50547.9  & 5567 $\pm$  218 &  0.946 $\pm$ 0.046 &  4512 $\pm$  323 & 0.854 $\pm$ 0.005  &  6.897 $\pm$ 0.375\\
\hline
1996-1997&& 6051 $\pm$ 449&0.871 $\pm$ 0.054 & 4959  $\pm$ 307&0.810 $\pm$ 0.042& 9.979$\pm$1.950\\
\hline
1998b\_01 & 50838.0 &  5844 $\pm$  173   &1.159 $\pm$ 0.005  & 4831 $\pm$  323 & 0.947 $\pm$ 0.050   & 6.280 $\pm$ 0.277\\
1998b\_02 & 50867.4  & 6059 $\pm$  130  & 1.189 $\pm$ 0.021  & --      & --       &    6.219  --\\
1998r\_04&  50934.5 &  --      &  --       &   5058  $\pm$ 259 & 0.981 $\pm$ 0.051  &  6.387  --\\
1998b\_05&  50940.4  & 6489 $\pm$   42  & 1.131 $\pm$ 0.016  & 5150 $\pm$  388 & 0.933 $\pm$ 0.071  &  6.049 $\pm$ 0.385\\
1998b\_06&  50988.3  & 6458 $\pm$   86 &  1.059 $\pm$ 0.029  & 4922 $\pm$  323 & 0.931 $\pm$ 0.073  &  7.974 $\pm$ 0.776\\
1998b\_07 & 51025.3 &  6214 $\pm$   88 &  1.082 $\pm$ 0.000  & 4762 $\pm$  549 & 0.935 $\pm$ 0.067  &  6.205  --\\
1998\_11-12 & 51148.6  & 6275 $\pm$    1  & 1.062 $\pm$ 0.028  & 4694 $\pm$  387 & 0.909 $\pm$ 0.053  &  4.975 $\pm$ 1.011 \\
\hline
1998&& 6223 $\pm$ 245&1.114 $\pm$ 0.054 & 4903  $\pm$ 176&0.939 $\pm$ 0.024&6.298$\pm$0.880\\
\hline
1999b\_01&  51202.6 &  5967 $\pm$  174  & 1.063 $\pm$ 0.001 &  4831 $\pm$  194  &0.863 $\pm$ 0.079  &  6.245 $\pm$ 0.243 \\
1999b\_02 & 51223.1 &  5721 $\pm$  174  & 0.957 $\pm$ 0.031 &  --      & --      &     5.873 $\pm$ 0.258  \\
1999b\_03 & 51260.5 &  5475 $\pm$  261  & 1.045 $\pm$ 0.064  & 4398 $\pm$  291  &0.910 $\pm$ 0.045  &  5.793 $\pm$ 0.296\\
1999b\_04 & 51281.5 &  5567 $\pm$  218  & 1.011 $\pm$  0.078 &  4010  $\pm$ 388 & 0.959 $\pm$ 0.001  &  5.397 $\pm$ 0.146 \\
1999b\_06 & 51346.4 &  5352 $\pm$  522 &  1.173 $\pm$ 0.058  & --     &  --      &     2.753  --\\
1999b\_12 & 51515.6  & 5106  $\pm$ 609  & 1.023 $\pm$ 0.032 &  4352  $\pm$ 226 & 0.836 $\pm$ 0.045  &  2.782 $\pm$ 0.016  \\
\hline
1999&& 5531 $\pm$ 298&1.045 $\pm$ 0.072 & 4903  $\pm$ 337&0.892 $\pm$ 0.054&4.807$\pm$1.603\\
\hline
2000b\_01 & 51553.6 &  --      &  --      &    4010 $\pm$  388  &0.744 $\pm$ 0.041 &   4.155  --\\
2000\_1\_2 & 51571.6 &  4890 $\pm$  566  & 0.960 $\pm$ 0.124 &  --      & --          & 3.868 $\pm$ 0.406  \\
2000b\_02 & 51589.5  & 4767 $\pm$  566  & 1.036 $\pm$ 0.090  & 4056 $\pm$  194 & 0.801 $\pm$ 0.055   & 3.581 $\pm$  0.029  \\
2000b\_06 & 51711.3 &  --      &  --        &  6244 $\pm$  775 & 1.014$\pm$  0.162  &  1.434 $\pm$ 0.115 \\
2000\_6\_7 & 51728.6 &  6336 $\pm$  262  & 1.423 $\pm$ 0.060 &  --      & --        &   1.974 $\pm$ 0.764 \\
2000b\_11 & 51874.1 &  3968 $\pm$  739  & 1.014 $\pm$ 0.020  & --      & --         &  1.778 $\pm$ 0.177 \\
2000b\_12 & 51883.6  & 3383 $\pm$  783   &1.353 $\pm$ 0.096 &  2985  $\pm$ 871 & 0.805 $\pm$ 0.013  &  1.427 $\pm$  0.09\\
2001b\_02 & 51947.9  & 6367 $\pm$  914  & 1.523 $\pm$ 0.015  & 4603 $\pm$  646 & 0.907 $\pm$ 0.106  &  1.538 $\pm$ 0.320 \\
2001b\_11 & 52238.0  & 6152 $\pm$  261  & 1.127 $\pm$ 0.027  & --      & --      &     3.331 $\pm$ 0.007  \\
\hline
2000-2001&& 5123 $\pm$ 1199&1.205 $\pm$ 0.224 & 4380  $\pm$ 1195&0.854 $\pm$ 0.107&2.565$\pm$1.193\\
\hline
2002b\_01 & 52299.4 &  6183 $\pm$  217  & 1.284 $\pm$ 0.006  & 4785 $\pm$  903 & 0.957 $\pm$ 0.134   & 3.680  --\\
2002r\_03 & 52345.8  & --       & --         & 4603  $\pm$ 775 & 1.173 $\pm$ 0.124   & 3.348 $\pm$ 0.862 \\
2002\_3\_4 & 52357.3  & 6060 $\pm$  479  & 1.706 $\pm$ 0.239 &  --      & --     &      3.645 $\pm$ 0.420 \\
2002r\_04 & 52368.7 &  --       & --         & 5150 $\pm$  838 & 1.196 $\pm$ 0.076 &   3.942  --\\
2002b\_05 & 52398.7  & 6336 $\pm$  173  & 1.369 $\pm$ 0.050  & 5605  $\pm$ 581 & 1.203 $\pm$ 0.005 &   3.283 $\pm$ 0.021 \\
2002b\_06 & 52439.0  & 7012 $\pm$  521  & 1.285 $\pm$ 0.088  & 5582 $\pm$  226  &1.414 $\pm$ 0.115  &  3.903 $\pm$ 0.292  \\
2002b\_12 & 52621.0  & 6121 $\pm$  305 &  1.489 $\pm$ 0.051  & 5970 $\pm$  387 & 1.374 $\pm$  0.129  &  3.467 $\pm$ 0.157 \\
\hline
2002&& 6490 $\pm$ 465&1.427 $\pm$ 0.177 & 5283  $\pm$ 528&1.220 $\pm$ 0.163&3.629$\pm$0.243\\
\hline
2003b\_01 & 52665.9  & 5905 $\pm$  348  & 1.710 $\pm$ 0.112  & 5651  $\pm$ 129 & 1.373 $\pm$ 0.117  &  5.072  --\\
2003b\_03 & 52723.8  & 6336 $\pm$  434  & 1.344 $\pm$ 0.066  & --      & --          & 4.541  --\\
2003b\_05 & 52777.1  & 5906 $\pm$   87  & 1.559 $\pm$ 0.009  & 5287 $\pm$  324  &1.260 $\pm$ 0.027   & 5.283 $\pm$ 0.205 \\
2003b\_06 & 52813.7  & 5660$ \pm$  349  & 1.630 $\pm$ 0.050  & 5013 $\pm$  388  &1.163 $\pm$ 0.038 &   4.184  --\\
2003b\_11 & 52966.8  & 5505 $\pm$  217  & 1.358 $\pm$ 0.082  & --     &  --       &    3.478 $\pm$ 0.193  \\
2003b\_12 & 52995.6  & 5414 $\pm$  523  & 1.352 $\pm$ 0.083  & --      & --         &  3.515  --\\
\hline
2003&& 5788 $\pm$ 336&1.492 $\pm$ 0.162 & 5317  $\pm$ 320&1.265 $\pm$ 0.105&4.346$\pm$0.763\\
\hline
2004b\_01 & 53019.5  & 5351 $\pm$  261  & 1.456 $\pm$ 0.124  & --      & --         &  3.851  --\\
2004b\_12 & 53349.0  & 6889 $\pm$  173 &  1.240 $\pm$ 0.057  & 5879 $\pm$  389  &1.422 $\pm$ 0.076  &  2.932 $\pm$ 0.105 \\
\hline
2004&& 6120 $\pm$ 1088&1.348 $\pm$ 0.153 & 5879  $\pm$ 389&1.422 $\pm$ 0.076&3.392$\pm$0.650\\
\hline
2005\_1\_2 & 53402.8 &  7013 $\pm$  783  & 1.332 $\pm$ 0.076  & --      & --          & 2.218 $\pm$ 0.308 \\
2005b\_02 & 53417.5  & --       & --         & 6586 $\pm$  356 & 1.359 $\pm$ 0.072   & 2.040  --\\
2005b\_05 & 53505.3  & 8305 $\pm$  262  & 1.093 $\pm$ 0.043  & 6882 $\pm$  582 & 1.265 $\pm$ 0.105   & 2.140 $\pm$ 0.037\\
2005b\_06 & 53535.0  & 8427 $\pm$  348  & 0.957 $\pm$ 0.041   &7635 $\pm$  357 & 1.100 $\pm$ 0.058  &  1.841 $\pm$ 0.142 \\
2005b\_11 & 53704.0 &  6059  $\pm$ 130  & 1.402 $\pm$ 0.031  & --      & --          & 3.567  --\\
2005b\_12 & 53711.5  & 5967 $\pm$   88  & 1.395 $\pm$ 0.007  & --      & --          & 2.911 $\pm$ 0.177\\
\hline
2005&& 7154 $\pm$ 1180&1.236 $\pm$ 0.200 & 7034  $\pm$ 540&1.241 $\pm$ 0.131&2.953$\pm$0.656\\
\hline
2006b\_01 & 53762.4 &  6797 $\pm$  218  & 1.188 $\pm$ 0.021   &6015 $\pm$  710 & 1.449 $\pm$  0.202  &  1.939 $\pm$ 0.179 \\
2006b\_02 & 53788.0  & 6582 $\pm$  174  & 1.161 $\pm$ 0.027  & 5925  $\pm$ 518 & 1.403 $\pm$ 0.145   & 1.926 $\pm$ 0.016\\
2006b\_03 & 53816.9 &  6704 $\pm$   86  & 1.117 $\pm$ 0.002  & 5446 $\pm$  613 & 1.546 $\pm$ 0.222  &  2.894 $\pm$ 0.293 \\
2006b\_04 & 53845.1  & 5691 $\pm$  305  & 1.373 $\pm$ 0.044   &5401 $\pm$  356 & 1.480 $\pm$ 0.069  &  3.390 $\pm$ 0.103 \\
\hline
2006&& 6444 $\pm$ 509&1.210 $\pm$ 0.113 & 5697  $\pm$ 318&1.470 $\pm$ 0.060&2.537$\pm$0.727\\
\hline
mean 96-06&& 6021 $\pm$ 851&1.187 $\pm$ 0.237 & 5164  $\pm$ 873&1.072 $\pm$ 0.245&\\
\hline
Paper I&& 6110 $\pm$ 440&1.056 $\pm$ 0.018 & 4650  $\pm$ 420&1.00 $\pm$ 0.023&\\
\hline
\end{tabular}
\smallskip   
Columns:
1 -- year and month (e.g., 1996\_01 = 1996\_January); 2 -- Julian date
(JD); 3 -- the {\it FWHM} of H$\beta$; 4 -- the asymmetry of H$\beta$; 5 --
the {\it FWHM} of H$\alpha$ ; 6 -- the asymmetry of H$\alpha$; 7 -- $F$(5100),
the continuum flux at $\lambda 5100~ \AA$ in units of
$10^{-14}$~erg~cm$^{-2}$~s$^{-1}$~\AA$^{-1}$ and $\sigma$(cnt),
the estimated continuum flux error in the same units.\end{table}