Below is a table showing 100-meter finish times (in seconds) for 35 competitors at the NCAA Division III Track and Field Championships recently held in Muncie, Indiana.

a. Create a stem-and-leaf diagram to display the data using two leading digits to form the stem. Use a leaf unit of .1. Retain the original order when entering the leaf values. 
b. Produce an ordered stem-and-leaf diagram by putting the leaf values in ascending order.

11.31 13.02 13.30 11.21 15 12.56 1.51 12.14 26 15.25 13.63 15.49 12.75 13.3 13.725.22 13.62 11.62 14.92 .8 1.21 12.93 4.65 14.67 144115.33 12.50 5 15.42 13.72 13.72 14.73 16.18