Percent Sun Hours based on Roof Angle and Orientation
	Flat	4:12 (18 Deg)	7:12 (30 Deg)	12:12 (45 Deg)	21:12 (60 Deg)	Vertical	1
S	89%	97%	100%	97%	89%	58%	2
S-SW	89%	97%	99%	96%	88%	59%	3
S-SE	89%	97%	99%	96%	88%	59%	4
SW	89%	95%	96%	93%	85%	60%	5
SE	89%	95%	96%	93%	85%	60%	6
W-SW	89%	92%	91%	87%	79%	57%	7
E-SE	89%	92%	91%	87%	79%	57%	8
W	89%	88%	84%	78%	70%	52%	9
E	89%	88%	84%	78%	70%	52%	10
1	2	3	4	5	6	7	8