Handicap Calculation for Ray Wach for Week 19

Week of Rounds Used:		18	17	16	15	14		Total		Average		90%		Rounded to:
Gross Score:		43	41	44	44	45		217		43.40
Hdcp Score (over Par):		8	5	9	9	10		41		8.20		7.38		7

What does this mean? How are handicaps calculated?
Handicap Projection for Ray Wach for Week 20

If your next round score is:		Your new Handicap will be:
29-34		5
35-40		6
41-45		7
46-51		8
52-56		9