Its really not my bag to have such details (mine came from Transport Statistics for Great Britain, that is often quoted to me) all I can repeat is that the vehicle accidents/cases I have to work with are not nice and really affect peoples lives, if we can get more people taking care, being alert...
I work away a lot and loads of places have 20mph in built up areas, when I am in France and Germany most towns and villages have speed limits this low. I would say the majority of people have no trouble with it and adhere to the limits.
The chance of someone being killed in an accident at...
It works good around here at the bottom of Ditchling Road, doesn't seem to affect my traveling times and hopefully it will save accidents/lives. Oddly enough, by the time you get up to the schools by me (Downs) the 30 mph speed limit kicks in again!