Spline Chart Drawn On The Xaxis In Case Of Single Value Or Constant Values - Highchart

while using the older version of highchart - 2.1.6, if a plot had only one value or a series of same values, it would plot at the middle of the screen as below. But, ever since i h

Solution 1:

I would set yAxis.minRange option, demo. It won't place line exactly in the middle, but will make some extra space on top and bottom.