My picks, two radio chart hits for each year:
1970 - Hitchin' A Ride, Vanity Fair
1970 - Venus, Shocking Blue
1971 - I Hear You Knockin', Dave Edmunds
1971 - White Lies, Nils Lofgren
1972 - Go All The Way, The Raspberries
1972 - Bang A Gong (Get It On), T. Rex
1973 - Little Willy, Sweet
1973 - Reelin' In The Years, Steely Dan
1974 - Smokin' In The Boys Room, Brownsville Station
1974 - Hello, It's Me, Todd Rundgren
1975 - Ballroom Blitz, Sweet
1975 - I'm On Fire, Dwight Twilley Band
1976 - Saturday Night, Bay City Rollers
1976 - Rock And Roll All Nite, Kiss
1977 - Dancing Queen, Abba
1977 - The Things We Do For Love, 10cc
1978 - Baker Street, Gerry Rafferty
1978 - Copacabana, Barry Manilow
1979 - My Sharona, The Knack
1979 - I Want You To Want Me, Cheap Trick
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"this ain't smart, dude... this ain't art dude; this is sonic economics and i'll put it on a graph for you to prove"