Question: A group of high school male students was asked to report the number of times they have stolen something that was worth at least $25 in value in the past year. Their responses are shown in the grouped frequency distribution below.

# of Thefts f

__________________________

0-4 76

5-9 52

10-14 38

15-19 21

20-24 10

25-29 8

_________________________

According to the above data, the mean number of times high school male students have stolen something that was worth at least $25 in the past year is ___________.