I can't make some of the numbers on the PSS column to show up and other don't even show, can somebody help me?
\documentclass{article}
\usepackage{multirow,longtable, array, booktabs, makecell,rotating}
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\begin{document}
\begin{longtable}{cccp{21.145em}cccc}
\caption{Add caption}
\centering
Dataset & kappa & Model & \multicolumn{1}{c}{Parameters} & \multicolumn{1}{p{6.5em}}{Likelihood\newline{}(lnL)} & 2∆lnL (LRT) & \multicolumn{1}{p{6.215em}}{Significance\newline{}(p-value)} & \multicolumn{1}{p{4.855em}}{PSS} \\
\midrule
\multirow{12}[1]{*}{\begin{sideways}Basal 40\end{sideways}} & \multirow{4}[1]{*}{0.2} & M7 & \multicolumn{1}{c}{p = 0.616 q = 0.374} & 4234.922 & \multirow{2}[1]{*}{4.121} & \multirow{2}[1]{*}{1.000} & \multirow{4}[1]{*}{-} \\
& & M8 & p0 = 0.994 p = 0.634 q = 0.421 \newline{}(p1 = 0.006) w = 2.742 & 4236.983 & & & \\
& & M8a & p0 = 0.516 p = 32.811 q = 99.000\newline{}(p1 = 0.484) w = 1.000 & 4232.605 & \multirow{2}[0]{*}{8.755} & \multirow{2}[0]{*}{1.000} & \\
& & M8 & p0 = 0.994 p = 0.634 q = 0.421 \newline{}(p1 = 0.006) w = 2.742 & 4236.983 & & & \\
& \multirow{4}[0]{*}{2} & M7 & \multicolumn{1}{c}{p = 0.642 q = 0.412} & 4235.016 & \multirow{2}[0]{*}{6.681} & \multirow{2}[0]{*}{0.035} & \multirow{4}[0]{*}{-} \\
& & M8 & p0 = 0.748 p = 1.586 q = 2.192 \newline{}(p1 = 0.252) w = 1.475 & 4231.675 & & & \\
& & M8a & p0 = 0.516 p = 32.811 q = 99.000 \newline{}(p1 = 0.4838) w = 1.000 & 4232.605 & \multirow{2}[0]{*}{1.860} & \multirow{2}[0]{*}{0.173} & \\
& & M8 & p0 = 0.748 p = 1.586 q = 2.192 \newline{}(p1 = 0.252) w = 1.475 & 4231.675 & & & \\
& \multirow{4}[0]{*}{5} & M7 & \multicolumn{1}{c}{p = 0.548 q = 0.314} & 4235.293 & \multirow{2}[0]{*}{5.375} & \multirow{2}[0]{*}{0.068} & \multirow{4}[0]{*}{-} \\
& & M8 & p0 = 0.859 p = 0.918 q = 0.804 \newline{}(p1 = 0.141) w = 1.701 & 4232.419 & & & \\
& & M8a & p0 = 0.516 p = 32.811 q = 99.000 \newline{}(p1 = 0.484) w = 1.000 & 4232.605 & \multirow{2}[0]{*}{0.372} & \multirow{2}[0]{*}{0.542} & \\
& & M8 & p0 = 0.859 p = 0.918 q = 0.804 \newline{}(p1 = 0.141) w = 1.701 & 4232.419 & & & \\
\multirow{12}[0]{*}{\begin{sideways}Strisores Aequorlitornithes 40 \end{sideways}} & \multirow{4}[0]{*}{0.2} & M7 & \multicolumn{1}{c}{p = 0.651 q = 0.345} & 5150.191 & \multirow{2}[0]{*}{43.958} & \multirow{2}[0]{*}{0.000} & \multirow{4}[0]{*}{231, 276} \\
& & M8 & p0 = 0.755 p = 77.686 q = 99.000\newline{}(p1 = 0.245) w = 1.968 & 5128.212 & & & \\
& & M8a & p0 = 0.528 p = 37.626 q = 99.000 \newline{}(p1 = 0.472) w = 1.000 & 5141.065 & \multirow{2}[0]{*}{25.706} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.755 p = 77.686 q = 99.000\newline{}(p1 = 0.245) w = 1.968 & 5128.212 & & & \\
& \multirow{4}[0]{*}{2} & M7 & \multicolumn{1}{c}{p = 0.651 q = 0.341} & 5147.952 & \multirow{2}[0]{*}{34.978} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{48, 231, 276}} \\
& & M8 & p0 = 0.851 p = 1.259 q = 0.934 \newline{}(p1 = 0.149) w = 2.375 & 5130.463 & & & \\
& & M8a & p0 = 0.535 p = 39.756 q = 99.000 \newline{}(p1 = 0.465) w = 1.000 & 5141.103 & \multirow{2}[0]{*}{21.279} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.851 p = 1.259 q = 0.934 \newline{}(p1 = 0.149) w = 2.375 & 5130.463 & & & \\
& \multirow{4}[0]{*}{5} & M7 & \multicolumn{1}{c}{p = 0.722 q = 0.415} & 5147.937 & \multirow{2}[0]{*}{13.745} & \multirow{2}[0]{*}{0.001} & \multirow{4}[0]{*}{231, 276} \\
& & M8 & p0 = 0.831 p = 1.645 q = 1.435 \newline{}(p1 = 0.169) w = 2.193 & 5129.820 & & & \\
& & M8a & p0 = 0.528 p = 37.626 q = 99.000 \newline{}(p1 = 0.472) w = 1.000 & 5141.065 & \multirow{2}[0]{*}{22.491} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.831 p = 1.645 q = 1.435 \newline{}(p1 = 0.169) w = 2.193 & 5129.820 & & & \\
\multirow{12}[0]{*}{\begin{sideways}Acanthisittidae Tyranni Passeri 40\end{sideways}} & \multirow{4}[0]{*}{0.2} & M7 & \multicolumn{1}{c}{p = 0.474 q = 0.321} & -9711.558 & \multirow{2}[0]{*}{234.997} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{33 , 36 , 37 , 40, 41, 43, 44, 46, 47, 48, 49, 51, 54, 55, 56, 58, 59, 67, 69, 111, 116, 122, 124, 125, 127, 128, 130, 153, 157, 164, 179, 228, 229, 230, 231, 233, 234, 237, 238, 241, 243, 265, 275}} \\
& & M8 & p0 = 0.799 p = 0.561 q = 0.446 \newline{}(p1 = 0.201) w = 2.790 & -9594.059 & & & \\
& & M8a & p0 = 0.507 p = 2.450 q = 11.117\newline{}(p1 = 0.494) w = 1.000 & -9688.670 & \multirow{2}[0]{*}{189.221} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.799 p = 0.561 q = 0.446 \newline{}(p1 = 0.201) w = 2.790 & -9594.059 & & & \\
& \multirow{4}[0]{*}{2} & M7 & \multicolumn{1}{c}{p = 0.480 q = 0.319} & -9711.442 & \multirow{2}[0]{*}{234.203} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{14, 33 , 36 , 37 , 40, 41, 43, 44, 46, 47, 48, 49, 51, 54, 55, 56, 58, 59, 67, 69, 111, 116, 122, 124, 125, 127, 128, 130, 153, 157, 164, 179, 228, 229, 230, 231, 233, 234, 237, 238, 241, 243, 265, 275}} \\
& & M8 & p0 = 0.800 p = 0.550 q = 0.435 \newline{}(p1 = 0.200) w = 2.762 & -9594.340 & & & \\
& & M8a & p0 = 0.507 p = 2.450 q = 11.120 \newline{}(p1 = 0.494) w = 1.000 & -9688.670 & \multirow{2}[0]{*}{188.659} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.800 p = 0.550 q = 0.435 \newline{}(p1 = 0.200) w = 2.762 & -9594.340 & & & \\
& \multirow{4}[0]{*}{5} & M7 & \multicolumn{1}{c}{p = 0.187 q = 0.041} & -9713.369 & \multirow{2}[0]{*}{237.519} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{14, 33 , 36 , 37 , 40, 41, 43, 44, 46, 47, 48, 49, 51, 54, 55, 56, 58, 59, 67, 69, 111, 113, 116, 122, 124, 125, 127, 128, 130, 153, 157, 164, 179, 228, 229, 230, 231, 233, 234, 237, 238, 241, 243, 265, 275}} \\
& & M8 & p0 = 0.811 p = 0.540 q = 0.444 \newline{}(p1 = 0.189) w = 2.768 & -9594.610 & & & \\
& & M8a & p0 = 0.507 p = 2.450 q = 11.117 \newline{}(p1 = 0.494) w = 1.000 & -9688.670 & \multirow{2}[0]{*}{188.120} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.811 p = 0.540 q = 0.444 \newline{}(p1 = 0.189) w = 2.768 & -9594.610 & & & \\
\multirow{12}[0]{*}{\begin{sideways}Passeri 1 40\end{sideways}} & \multirow{4}[0]{*}{0.2} & M7 & \multicolumn{1}{c}{p = 0.421 q = 0.386} & -11405.799 & \multirow{2}[0]{*}{256.626} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{6, 7, 20, 33,\newline{} 36, 40, 41, 43,\newline{} 46, 48, 49, 50, \newline{}52, 55, 56, 57, \newline{}59, 60, 61, 64,\newline{} 70, 112, 114, 125, 127, 128, 129, 130, 131, 151, 152, 158, 160, 161, 163, 164, 165, 180, 184, 188, 190, 205, 206, 220, 231, 232, 235, 238, 239, 242, 244, 245, 246, 252, 256, 266, 277, 279}} \\
& & M8 & p0 = 0.745 p = 0.872 q = 1.130 \newline{}(p1 = 0.255) w = 2.364 & -11277.486 & & & \\
& & M8a & p0 = 0.598 p = 2.219 q = 8.395\newline{}(p1 = 0.402) w = 1.000 & -11373.833 & \multirow{2}[0]{*}{192.695} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.745 p = 0.872 q = 1.130 \newline{}(p1 = 0.255) w = 2.364 & -11277.486 & & & \\
& \multirow{4}[0]{*}{2} & M7 & \multicolumn{1}{c}{p = 0.469 q = 0.411} & -11405.085 & \multirow{2}[0]{*}{253.680} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{ 6, 7, 20, 33, 36, 40, 41, 43, 46, 48, 49, 50, 52, 55, 56, 57, 59, 60, 61, 64, 70, 112, 114, 125, 127, 128, 129, 130, 131, 151, 152, 158, 160, 161, 163, 164, 165, 180, 184, 188, 190, 205, 206, 220, 231, 232, 235, 238, 239, 242, 244, 245, 246, 252, 256, 266, 277, 279}} \\
& & M8 & p0 = 0.767 p = 0.860 q = 1.137 \newline{}(p1 = 0.233) w = 2.325 & -11278.245 & & & \\
& & M8a & p0 = 0.598 p = 2.219 q = 8.395 \newline{}(p1 = 0.402) w = 1.000 & -11373.833 & \multirow{2}[0]{*}{191.177} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.767 p = 0.860 q = 1.137 \newline{}(p1 = 0.233) w = 2.325 & -11278.245 & & & \\
& \multirow{4}[0]{*}{5} & M7 & \multicolumn{1}{c}{p = 0.437 q = 0.387} & -11405.189 & \multirow{2}[0]{*}{62.711} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{6, 7, 20, 33, 36, 40, 41, 43, 46, 48, 49, 50, 52, 55, 56, 57, 59, 60, 61, 64, 70, 112, 114, 125, 127, 128, 129, 130, 131, 151, 152, 158, 160, 161, 163, 164, 165, 180, 184, 188, 190, 205, 206, 220, 231, 232, 235, 238, 239, 242, 244, 245, 246, 252, 256, 266, 277, 279}} \\
& & M8 & p0 = 0.777 p = 0.839 q = 1.090 \newline{}(p1 = 0.223) w = 2.389 & -11278.856 & & & \\
& & M8a & p0 = 0.598 p = 2.219 q = 8.395 \newline{}(p1 = 0.402) w = 1.000 & -11373.833 & \multirow{2}[0]{*}{189.954} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.777 p = 0.839 q = 1.090 \newline{}(p1 = 0.223) w = 2.389 & -11278.856 & & & \\
\multirow{12}[0]{*}{\begin{sideways}Passeri 2 40\end{sideways}} & \multirow{4}[0]{*}{0.2} & M7 & \multicolumn{1}{c}{p = 0.581 q = 0.493} & -15508.558 & \multirow{2}[0]{*}{192.533} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{7, 11, 70, 117, 126, 128, 131, 154, 160, 165, 180, 188, 220, 235, 239, 266, 275, 279}} \\
& & M8 & p0 = 0.920 p = 0.669 q = 0.610\newline{}(p1 = 0.080) w = 2.609 & -15412.292 & & & \\
& & M8a & p0 = 0.667 p = 1.297 q = 3.397 \newline{}(p1 = 0.333) w = 1.000 & -15489.545 & \multirow{2}[0]{*}{154.507} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.920 p = 0.669 q = 0.610\newline{}(p1 = 0.080) w = 2.609 & -15412.292 & & & \\
& \multirow{4}[0]{*}{2} & M7 & \multicolumn{1}{c}{p = 0.545 q = 0.489} & -15509.467 & \multirow{2}[0]{*}{194.352} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{7, 11, 70, 117, 126, 128, 131, 154, 160, 165, 180, 188, 220, 235, 239, 266, 275, 279}} \\
& & M8 & p0 = 0.920 p = 0.669 q = 0.610 \newline{}(p1 = 0.080) w = 2.609 & -15412.292 & & & \\
& & M8a & p0 = 0.667 p = 1.297 q = 3.397 \newline{}(p1 = 0.333) w = 1.000 & -15489.545 & \multirow{2}[0]{*}{154.507} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.920 p = 0.669 q = 0.610 \newline{}(p1 = 0.080) w = 2.609 & -15412.292 & & & \\
& \multirow{4}[0]{*}{5} & M7 & \multicolumn{1}{c}{p = 0.551 q = 0.465} & -15509.257 & \multirow{2}[0]{*}{39.424} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{7, 11, 70, 117, 126, 128, 131, 154, 160, 165, 166, 180, 188, 220, 235, 239, 266, 275, 279}} \\
& & M8 & p0 = 0.928 p = 0.698 q = 0.676 \newline{}(p1 = 0.072) w = 2.372 & -15415.125 & & & \\
& & M8a & p0 = 0.667 p = 1.297 q = 3.396\newline{}(p1 = 0.333) w = 1.000 & -15489.545 & \multirow{2}[0]{*}{148.840} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.928 p = 0.698 q = 0.676 \newline{}(p1 = 0.072) w = 2.372 & -15415.125 & & & \\
\multirow{12}[0]{*}{\begin{sideways}Passeri 3 40\end{sideways}} & \multirow{4}[0]{*}{0.2} & M7 & \multicolumn{1}{c}{p = 0.106 q = 0.223} & -19091.743 & \multirow{2}[0]{*}{610.258} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{7, 36, 40, 43, 46, 48, 49, 52, 55, 56, 57, 59, 61, 117, 125, 128, 131, 149, 152, 154, 158, 164, 179, 187, 230, 231, 238, 243, 255, 265}} \\
& & M8 & p0 = 0.855 p = 0.679 q = 0.569\newline{}(p1 = 0.146) w = 2.593 & -18786.613 & & & \\
& & M8a & p0 = 0.604 p = 1.530 q = 4.571 \newline{}(p1 = 0.396) w = 1.000 & -18950.591 & \multirow{2}[0]{*}{327.956} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.855 p = 0.679 q = 0.569\newline{}(p1 = 0.146) w = 2.593 & -18786.613 & & & \\
& \multirow{4}[0]{*}{2} & M7 & \multicolumn{1}{c}{p = 0.576 q = 0.480} & -18987.839 & \multirow{2}[0]{*}{402.451} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{7, 36, 40, 43, 46, 48, 49, 52, 55, 56, 57, 59, 61, 117, 125, 128, 131, 149, 152, 154, 158, 164, 179, 187, 230, 231, 238, 243, 255, 265}} \\
& & M8 & p0 = 0.855 p = 0.679 q = 0.569\newline{}(p1 = 0.146) w = 2.593 & -18786.613 & & & \\
& & M8a & p0 = 0.604 p = 1.530 q = 4.571\newline{}(p1 = 0.396) w = 1.000 & -18950.591 & \multirow{2}[0]{*}{327.956} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.855 p = 0.679 q = 0.569\newline{}(p1 = 0.146) w = 2.593 & -18786.613 & & & \\
& \multirow{4}[0]{*}{5} & M7 & \multicolumn{1}{c}{p = 0.094 q = 0.0676} & -19012.260 & \multirow{2}[0]{*}{123.336} & \multirow{2}[0]{*}{0.000} & \multicolumn{1}{c}{\multirow{4}[0]{*}{7, 36, 40, 43, 46, 48, 49, 52, 55, 56, 57, 59, 61, 117, 125, 128, 131, 149, 152, 154, 158, 164, 179, 187, 230, 231, 238, 243, 255, 265}} \\
& & M8 & p0 = 0.881 p = 0.663 q = 0.539\newline{}(p1 = 0.119) w = 2.727 & -18788.235 & & & \\
& & M8a & p0 = 0.604 p = 1.530 q = 4.571\newline{}(p1 = 0.39624) w = 1.000 & -18950.591 & \multirow{2}[0]{*}{324.714} & \multirow{2}[0]{*}{0.000} & \\
& & M8 & p0 = 0.881 p = 0.663 q = 0.539\newline{}(p1 = 0.119) w = 2.727 & -18788.235 & & & \\
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\end{document}
\documentclass
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and add a\\
after the\caption
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