The stem and leaf plot shows the number of points a basketball team scored each game during its 15-game season. A stem and leaf plot titled Points. The stems are 4, 5, 6, 7, 8, 9. The first column of leaves are 4, 1, 6, 1, blank, 1. The second column of leaves are 7, 6, 8, 1, blank, blank. The third column of leaves are blank, 6, 8, 2, blank, blank. The fourth column of leaves are blank, blank, 8, 3, blank, blank. The fifth column of leaves are blank, blank, 9, blank, blank, blank. In how many games did the team score at least 70 points?