Table 6. AO Classification.

AO Classification		Quantity
3.1.A	3.1A1	24 (28.5%)
	3.1A2	32 (38%)
	3.1A3	4 (4.76%)
Total		60 (71.4%)
3.1.B	3.1B1	12 (14.2%)
	3.1B2	3 (3.5%)
	3.1B3	6 (7.1)
Total		21 (25%)
3.2.A	3.2A1	1 (1.1%)
	3.2A1	1 (1.1%)
Total		2 (2.3%)
3.2.B	3.2B3	1 (1.1%)
Total		1 (1.1%)
Total		84 (100%)