The Pie Chart Shows the Percentage of Votes Received by Each

The pie chart shows the percentage of votes received by each candidate in the student council presidential election. Use
the pie chart to answer the question.
-A random sample of 30 high school students is selected. Each student is asked how much time he or she spent on the Internet during the previous week. The following times (in hours) are obtained:
$\begin{array} { l l l l l l l l l l } 5 & 13 & 7 & 10 & 7 & 5 & 7 & 6 & 4 & 10 \end{array}$
$\begin{array} { l l l l l l l l l l } 8 & 6 & 6 & 5 & 8 & 7 & 4 & 4 & 9 & 6 \end{array}$
$\begin{array} { l l l l l l l l l l } 4 & 6 & 13 & 8 & 5 & 9 & 5 & 8 & 7 & 6 \end{array}$
Construct a frequency distribution for the data.