Handicap Calculation for Ramesh Divakar for Week 19

Week of Rounds Used:		18	17	16	14	13		Total		Average		90%		Rounded to:
Gross Score:		43	45	46	43	51		228		45.60
Hdcp Score (over Par):		8	10	10	8	15		51		10.20		9.18		9

What does this mean? How are handicaps calculated?
Handicap Projection for Ramesh Divakar for Week 20

If your next round score is:		Your new Handicap will be:
36-40		7
41-46		8
47-51		9
52-57		10
58-62		11