Waiting to be housed by north herts council in uk, have 90 points how long do u think b4 i get moved?

i'm currently living in 2 bed flat with kids (my nephew and niece) who are 15 (male) and 17 yrs old (female) both still attending school, there having to share a bedroom at the mo, the boy has some medical probs which the council have been notified of including adhd and a bowel condition, i need a max of 70 points for a 3 bed house iv recently put in new housing application and been told i have 90 points, how long is it normally b4 they move someone in this kinda situation??? thanx for any answers on this. mel.