Relative contribution of HPV 16/18/45/31/33/52/58 and other types in ICC cases HPV-positive, by age group. "ICC": Invasive cervical cancer; Additional information: Available data are from unvaccinated women (pre-vaccination period). Type specific relative contribution estimations: Numerator = single infections + proportional attribution of multiple types; Denominator = HPV DNA positive cervical cancer cases. The number of cases by age group is shown in “( )”. Specific information on HPV 6 and 11 is not included due to the low relative contribution of these types.