Page 45 of this PDF is the only thing I've seen.
http://www.regionofwaterloo.ca/en/region...6-0322.pdf
Discussion in the GRT thread: http://www.waterlooregionconnected.com/s...php?tid=13&pid=18551#pid18551
http://www.regionofwaterloo.ca/en/region...6-0322.pdf
Discussion in the GRT thread: http://www.waterlooregionconnected.com/s...php?tid=13&pid=18551#pid18551