%% 
%%  A DANTE-Edition example
%% 
%%  Example 06-00-12 on page 184.
%% 
%%  Copyright (C) 2010 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\setlength\parindent{0pt}
\usepackage[utf8]{inputenc}
\usepackage[english]{babel}

\usepackage{array,booktabs} \newcolumntype{C}{>{\small}c}

\begin{document}
\begin{tabular}{@{}l *{4}{c} @{}}\toprule
\small month & \multicolumn{2}{C}{women} & \multicolumn{2}{C@{}}{men}\\
    \cmidrule(lr){2-3}\cmidrule(l){4-5}
 & \small 1967 & \small 1968 & \small 1967 & \small 1968\\
 \cmidrule(r){1-1}\cmidrule(lr){2-2}\cmidrule(lr){3-3}\cmidrule(lr){4-4}\cmidrule(l){5-5}
september& 2000 & 1700 & 2300 & 1900\\ october  & 1500 & 1800 & 1900 & 3000\\
november & 2500 & 2800 & 4700 & 3200\\ december & 2300 & 2000 & 3600 & 2700\\\bottomrule
\end{tabular}
\end{document}