subsection{Summation of Squared Standard Deviation, $sum sigma ^{2}$ of Actors' Positions over Different LSNs and  Determining the Appropriate SIN Length Range }

begin{table}[!ht]
 tiny
begin{center}
    caption{SIN length Range (day(s))  vs Summation of Squared Standard Deviation, $sum sigma ^{2}$ of actors' positions (based on Closeness Centrality)  on Different SIN Lengths } label{t5}
    begin{tabular}{|c||c|}
        hline

        SIN length range (day(s)) & Summation of squared standard deviation $sum sigma ^{2}$ for the range   \ [0.5ex]
        hlinehline
        1-5 &  1049.6    \
        hline
        rowcolor{green}
        2-6 & 685.68  \
        hline
        3-7 &   749.92 \
        hline
        4-8 & 975.36   \
        hline
        5-9 & 1567.2   \
        hline
        6-10 &  2032.08  \
        hline
        7-11 &   2241.76   \
        hline
        8-12 & 2141.04  \
        hline
        9-13 &2474.4    \
        hline
        10-14 & 2107.2   \
        hline
        11-15 & 2725.76   \
        hline
        12-16 & 2170.96   \
        hline
        13-17 & 1899.28   \
        hline
        14-18 & 2575.28   \
        hline
        15-19 & 2530.16   \
        hline
        16-20 & 2622.88   \
        hline
        ... & ...     \ [1ex]
        hline
        56-60 &  28036.8 \
        hline
    end{tabular}
end{center}
end{table}