The starting list 2011 is available as PDF by Active.com:

Age Group M18 - M24
Age Group F18 - F24

Age Group M25 - M29
Age Group F25 - F29

Age Group M30 - M34
Age Group F30 - F34

Age Group M35 - M39
Age Group F35 - F39

Age Group M40 - M44
Age Group F40 - F44

Age Group M45 - M49
Age Group F45 - F49

Age Group M50 - M54
Age Group F50 - F54

Age Group M55 - M59
Age Group F55 - F59

Age Group M60 - M64
Age Group F60 - F64

Age Group M65 - M69
Age Group F65 - F69

Age Group M70+
Age Group F70+