To 15 ports; the busiest crossings are to Marokau (3 hours 35 minutes, 19 times a year), Amanu (20½ hours, 19 times a year), Hao (31½ hours, 19 times a year), Nukutavake (2½ days, 19 times a year), Vairaatea (2 days, 14 times a year), Vahitahi (3 days, 13 times a year), Tureia (4½ days, 11 times a year) and Marutea Sud (6½ days, 11 times a year).