Year>=10000000 and Year<19700000 Oldies, 60s, 50s, before 1970, way back, the hippie era Year>=19700000 and Year<19800000 1970s, Seventies, My Youth Year>=19800000 and Year<19900000 1980s, 80s, My Teen Years, High school Year>=19900000 and Year<20000000 1990s, 90s, College, University Year>=20000000 This Millenium, 2000s, Recent Years, 2000 up Year=0 unknown