Handicap Calculation for Barry Moore for Week 15

Week of Rounds Used:		14	13	12	10	9		Total		Average		90%		Rounded to:
Gross Score:		44	40	38	46	51		219		43.80
Hdcp Score (over Par):		8	4	3	11	15		41		8.20		7.38		7

What does this mean? How are handicaps calculated?