idade sequencia p1 	p2 	freq
1	AB	F	F	12
1	AB	F	U	12
1	AB	U	F	6
1	AB	U	U	20
1	BP	F	F	8
1	BP	F	U	5
1	BP	U	F	6
1	BP	U 	U	31
1	PA	F	F	5
1	PA	F	U	3
1	PA	U	F	22
1	PA	U	U	20
0	BA 	F	F	19
0	BA	F	U	3
0	BA	U	F	25
0	BA	U	U	3
0	AP	F	F	25
0	AP	F	U	6
0	AP	U	F	6
0	AP	U	U	13
0	PB	F	F	13
0	PB	F	U	5
0	PB	U	F	21
0	PB	F	F	11