Well the dual Y-Axis thing didn't work.
It would require removal of the color bands and looked confusing.

So I've done a drill-down thing instead. You get just three bars, then can
drill into each by clicking, to see an expansion against its own Y-Axis.
Hard to explain, easier to see:

http://www.dslreports.com/speedtest/525965

On Fri, May 22, 2015 at 10:56 AM, Jonathan Morton <chromatix99@gmail.com>
wrote:

>
> > On 22 May, 2015, at 03:17, jb <justin@dslr.net> wrote:
> >
> > Or I can just have two Y-Axis with auto-scaling on both.
>
> You could also try a square-root scale (as opposed to linear or
> logarithmic).  This should help with comparing data with different orders
> of magnitude, without flattening things as aggressively as a log scale.
>
> But perhaps we should see what it looks like before committing to it.
>
>  - Jonathan Morton
>
>