matlab实现三次样条插值法

function y=Spline()

x0=[2010 2011 2012 2013 2014 2015 2016 2017];

y0=[41462 28969 32251 47694 32265 27819 33539 36994 ];%VA

y=interp1(x0,y0,x,\'spline\');%三次样条插值