Age category at diagnosis (months) No of subjects Percent Cumulative percent
0-6 16 10.2 10.2
7-12 40 25.5 35.7
13-36   41 26.1 61.8
37-60 27 17.2 79.0
61-120 30 19.1 98.1
121-180              3 1.9 100.0
Table 2: Distribution of subjects according to age category at diagnosis.