Bar graph illustrating the weighted national average coverage for each vaccine routinely delivered to adolescents through school-based vaccination programs in Australia from 2004 to 2009. The weighted national coverage for each of the vaccines is * hepatitis B dose 1 63% (range 59-67%) * hepatitis B dose 2 58% (range 57-60%) * diphtheria-tetanus-acellular pertussis vaccine 72% (range 70-76%) * human papillomavirus dose 1 77% (range 75-79%) * human papillomavirus dose 2 74% (range 72-76%) * human papillomavirus dose 3 67% (range 65-69%) varicella vaccine dose 31.5% (range 30-34%)