"Age"	"Total"	"Menarche"
9.21	376	0
10.21	200	0
10.58	93	0
10.83	120	2
11.08	90	2
11.33	88	5
11.58	105	10
11.83	111	17
12.08	100	16
12.33	93	29
12.58	100	39
12.83	108	51
13.08	99	47
13.33	106	67
13.58	105	81
13.83	117	88
14.08	98	79
14.33	97	90
14.58	120	113
14.83	102	95
15.08	122	117
15.33	111	107
15.58	94	92
15.83	114	112
17.58	1049	1049