表小文字多，请问应该如何解决？

\documentclass[review]{elsarticle}

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\usepackage{tabularx} 

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\journal{Journal of \LaTeX\ Templates}

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\begin{document}

\begin{table*}

\caption{Key input variables and DCF main values of Scheme 1}

\resizebox{\textwidth}{!}{

\begin{tabularx}{\textwidth}{@{}  lllllllllllllllll@{}}

 \toprule

 \  &Year0 &Year1 &Year2   &Year3   &Year4   &Year5  &Year6  &Year7   &Year8   &Year9   &Year10 &Year11  &Year12  &Year13  &Year14 &Year15\\

 \midrule

 CapEx         &-6.26  &- &- &- &- &- &- &- &- &- &- &- &- &- &- &-  \\

 Spread-saving &\-  &7.16   &5.94  &4.77 &3.67  &2.62 &2.42 &2.22 &2.03 &1.83  &1.64 &1.45  &1.26 &1.08  &0.89  &0.71 \\

 Discount-spread  &\- &0.55      &0.52 &0.48  &0.44 &0.41  &0.37 &0.33  &0.29 &0.26  &0.22  &0.18  &0.15 &0.11 &0.07 &0.04 \\

 Total    &-6.26 &7.71  &6.45 &5.25 &4.11 &3.02  &2.79 &2.55  &2.32 &2.09  &1.86 &1.64 &1.41 &1.19 &0.97   &0.75  \\

 \bottomrule

\end{tabularx}}

\end{table*}