Daughter went with boxymo for her first year 1600 on a provisional. There's a tracker box and limited milage but was perfect for getting her first year under her belt. She's on her third year now and price is 900 with its for women and that's still only on a provisional.
What can make it cheaper is adding named drivers with full licence, job description can also impact as can location of car. Try sites on line to work out cheapest combination and then ring them.