\documentclass{article}
\usepackage{pgfplots}
\makeatletter
\def\pgf@plot@curveto@handler@finish{%
\ifpgf@plot@started%
\pgfpathcurvebetweentimecontinue{0}{0.995}{\pgf@plot@curveto@first}{\pgf@plot@curveto@first@support}{\pgf@plot@curveto@second}{\pgf@plot@curveto@second}%
\fi%
}
\makeatother
\begin{document}
\begin{tikzpicture}
\begin{axis}[
xmin=2006,xmax=2012,
ymin=0,ymax=2,
]
\addplot[smooth,<->] coordinates {
(2007,0.16)
(2008,0.46)
(2009,1.41)
(2010,1.30)
(2011,1.29)};
\end{axis}
\end{tikzpicture}