Answer:
954 people swimming
Explanation:
Definition
A Stem and Leaf Plot is a special table where each data value is split into a "stem" (the first digit or digits) and a "leaf" (usually the last digit).
Example
Stem "1" Leaf "5" means 15
Total are:
9 +
11 +
23 + 29 +
47 +
55 + 57 + 57 + 59 +
65 + 65 + 66 + 66 + 67 + 68 + 69
70 + 71
= 954