On the other hand,perhaps we could do better with a quadratic (parabolic) fit:
This one looks even better.
![[Graphics:../Images/index_gr_17.gif]](../Images/index_gr_17.gif)
![[Graphics:../Images/index_gr_18.gif]](../Images/index_gr_18.gif){kind=small}
![[Graphics:../Images/index_gr_19.gif]](../Images/index_gr_19.gif)
![[Graphics:../Images/index_gr_20.gif]](../Images/index_gr_20.gif)
![[Graphics:../Images/index_gr_21.gif]](../Images/index_gr_21.gif){kind=small}
![[Graphics:../Images/index_gr_22.gif]](../Images/index_gr_22.gif)
![[Graphics:../Images/index_gr_23.gif]](../Images/index_gr_23.gif)
![[Graphics:../Images/index_gr_24.gif]](../Images/index_gr_24.gif){kind=small}