Danielle has pink, yellow, white, and orange golf balls in her golf bag. She pulls out one golf ball at a time and replaces it. Danielle recorded the results of 20 draws in the table below.

Draw Result Draw Result Draw Result Draw Result
1 white 6 pink 11 orange 16 yellow
2 pink 7 orange 12 pink 17 pink
3 orange 8 white 13 yellow 18 white
4 orange 9 orange 14 pink 19 orange
5 white 10 yellow 15 orange 20 pink

What is the experimental probability of drawing a yellow golf ball?