Find the mode(s) for the given sample data

The weights (in ounces) of 14 different apples are shown below.
6.4 4.1 5.9 6.5 6.2 6.4 4.1
4.9 5.4 6.5 6.4 4.9 6.5 6.6

The mode(s) for the given sample data is 6.4 and 6.5