Origin	Destination	Population
point 22	point 28	4.0
point 23	point 1	64.0
point 23	point 2	144.0
point 23	point 3	140.0
point 23	point 9	156.0
point 23	point 11	116.0
point 23	point 15	72.0
point 23	point 16	60.0
point 23	point 17	72.0
point 23	point 20	16.0
point 23	point 21	8.0
point 23	point 22	48.0
point 23	point 25	16.0
point 23	point 29	32.0
point 23	point 30	32.0
point 23	point 35	12.0
point 23	point 28	32.0
point 25	point 1	72.0
point 25	point 2	88.0
point 25	point 3	96.0
point 25	point 9	96.0
point 25	point 11	124.0
point 25	point 15	68.0
point 25	point 16	64.0
point 25	point 17	44.0