Handicap Calculation for Joe Commare for Week 19

Week of Rounds Used:		17	15	14	13	12		Total		Average		90%		Rounded to:
Gross Score:		49	52	50	50	43		244		48.80
Hdcp Score (over Par):		14	16	15	14	8		67		13.40		12.06		12

What does this mean? How are handicaps calculated?
Handicap Projection for Joe Commare for Week 20

If your next round score is:		Your new Handicap will be:
29-34		10
35-39		11
40-45		12
46-50		13
51-56		14