K. Inaba's Chart of D's Growth

[Robert Fraser]

Bill Baxter wrote:
> K. Inaba made this chart for the Tokyo D-BOF that happened a while back. 
>  I was kind of waiting to see if one of the organizers would put up all 
> the slides somewhere, but seems like maybe no.
> 
> So here's the best slide of the whole BOF event in my opinion.
> Requires Powerpoint. maybe some kind soul can convert it to a free 
> format.  I did the translation work. :-)
> 
> It sometimes feels like a long wait between releases (kinda like 
> now...), but the numbers don't lie.  It's truly amazing how consistently 
> productive Walter has been.
> 
> --bb

Sorry to ask, but what are the units? There's a lot of growth, but 
what's growing?