\documentclass{scrartcl}
\usepackage[utf8]{inputenc}
\usepackage[upright]{fourier}
\usepackage[usenames,dvipsnames]{xcolor}
\usepackage{amsmath,tkz-base}
\usepackage[frenchb]{babel}
\definecolor{fondpaille}{cmyk}{0,0,0.1,0}
\pagecolor{fondpaille}
\tkzSetUpColors[background=fondpaille,text=Maroon]
\begin{document}
\begin{tikzpicture}
\tkzInit[xmax = 12,
ymin=1000,ymax = 11000,ystep=1000]
\tkzGrid[color=orange!30]
\tkzAxeX[below right,label = mois]
\tkzAxeY[above left,label = Recette]
\tkzDefSetOfPoints{1/2000,2/3000,3/2000,4/2500,5/4200,6/4800,
7/4600,8/5200,9/6200,10/7000,11/7400,12/10000}
\tkzDefSetOfPoints[prefix=P]{1/3200,2/4100,3/3300,4/3300,5/5000,6/5500,7/5200,8/4000,9/3000,10/6000,11/8400,12/9000}
\tkzSetUpMark[mark=heart,color=black,fill=red!30,size=6pt]
\tkzJoinSetOfPoints[thick,color=Maroon,double]
\tkzDrawSetOfPoints
\tkzJoinSetOfPoints[prefix=P,thick,color=orange,double]
\tkzDrawSetOfPoints[prefix = P,
mark = square*,
mark size = 5pt,
mark options ={color = blue,fill = blue!40}]
\tkzText[draw,color = red,
fill = orange!20](6,11000){Recette en fonction du mois}
\end{tikzpicture}
\end{document}