35 weeks pregnant.If the baby does not kick like 10 times every hour what does that mean?

Ok iam 35 weeks pregnant and my baby does not kick 10 times every hour at all he does kick through out the day but not every hour at all.And my stomach is always i mean always heard and have benn having alot of pressure in lower vagina and back hurst allll the time.I barley go pee during the day to but i do pee every hour at night time when iam sleeping.is this a sign that baby might be coming soon.I do also smoke cigarettes to can that prevent Early labor is that a proven fact the it can make u have your baby Early.I ave been to the hospital about 3 weeks ago to get checked due to my back pain and lower vagina pain but they said it was nothing and sent me home but now that iam further along iam about to be 36 weeks in 3 days does any of these things iam talking about sound like baby might be here sooner then i think.By the way the doctor says my due date is june 22 i ddon't dont think its june 22 i think the baby will be here befor that.Mt last lmp was in the beginning of sept so what due date would that put me at if any one can please help me with that question.I took a preg test the 1st week of nov and that's when i found out so how long was i already pregnant if my last period was in the beginning of sept and could some one tell me if my due date is not june 22 and maybe if it is sooner then june 22 thank you so much for your help to if someone can help me with these questions iam asking.....Thanx