Origin	Destination	Population
point 9	point 23	4.0
point 2	point 1	76.0
point 3	point 28	12.0
point 2	point 16	68.0
point 9	point 30	16.0
point 11	point 28	28.0
point 11	point 15	68.0
point 3	point 1	72.0
point 3	point 11	84.0
point 3	point 15	72.0
point 3	point 21	28.0
point 3	point 29	24.0
point 9	point 3	108.0
point 3	point 16	68.0
point 2	point 17	52.0
point 3	point 23	20.0
point 1	point 20	8.0
point 1	point 29	28.0
point 9	point 28	8.0
point 9	point 22	60.0
point 3	point 30	36.0
point 9	point 17	48.0
point 1	point 15	60.0
point 1	point 17	44.0
point 1	point 22	40.0