Table:
Outcome | No. | Date | Tournament | Surface | Partner | Opponents in the final | Score in the final
Runner-up | 1.0 | 1972 | Stockholm, Sweden | Hard (i) | Roy Emerson | Tom Okker /  Marty Riessen | 5–7, 6–7
Runner-up | 2.0 | 1973 | Miami WCT, US | Hard | Terry Addison | Roy Emerson /  Rod Laver | 4–6, 4–6
Runner-up | 3.0 | 1973 | Richmond WCT, US | Carpet | Terry Addison | Roy Emerson /  Rod Laver | 6–3, 3–6, 4–6
Runner-up | 4.0 | 1973 | St. Louis, US | Carpet | Terry Addison | Ove Nils Bengtson /  Jim McManus | 2–6, 5–7
Runner-up | 5.0 | 1973 | Columbus, US | Hard | Charles Pasarell | Gerald Battrick /  Graham Stilwell | 4–6, 6–7
Winner | 1.0 | 1973 | Merion, US | Grass | Allan Stone | John Austin /  Fred McNair | 7–6, 6–3
Runner-up | 6.0 | 1973 | Tokyo Outdoor |  | Allan Stone | Mal Anderson /  Ken Rosewall | 5–7, 5–7
Winner | 2.0 | 1973 | Hong Kong | Hard | Rod Laver | Paul Gerken /  Brian Gottfried | 6–3, 5–7, 17–15
Winner | 3.0 | 1974 | Houston, US | Clay | Rod Laver | Arthur Ashe /  Roscoe Tanner | 4–6, 7–6, 6–4
Runner-up | 7.0 | 1975 | Orlando WCT, US | Hard | Ray Ruffels | Brian Gottfried /  Raúl Ramírez | 4–6, 4–6
Winner | 4.0 | 1975 | St. Louis, US | Clay | Ray Ruffels | Ross Case /  Geoff Masters | 6–4, 6–4
Winner | 5.0 | 1975 | Istanbul, Turkey | Outdoor | Thomaz Koch | Colin Dowdeswell /  John Feaver | 6–2, 6–2, 6–2
Winner | 6.0 | 1976 | Palm Springs, US | Hard | Sandy Mayer | Raymond Moore /  Erik Van Dillen | 6–4, 6–7, 7–6
Winner | 7.0 | 1976 | Palma, Spain | Clay | John Andrews | Mark Edmondson /  John Marks | 2–6, 6–3, 6–2
Runner-up | 8.0 | 1976 | Madrid, Spain | Clay | John Andrews | Carlos Kirmayr /  Eduardo Mandarino | 6–7, 6–4, 6–8
Winner | 8.0 | 1976 | Florence, Italy | Clay | Carlos Kirmayr | Péter Szőke /  Balázs Taróczy | 5–7, 7–5, 7–5
Winner | 9.0 | 1977 | Little Rock, US | Carpet | Haroon Rahim | Bob Hewitt /  Frew McMillan | 6–7, 6–3, 6–3
Winner | 10.0 | 1977 | Denver, US | Carpet | Geoff Masters | Syd Ball /  Kim Warwick | 6–2, 6–3
Winner | 11.0 | 1977 | South Orange, US | Hard | Wojtek Fibak | Ion Ţiriac /  Guillermo Vilas | 6–1, 7–5
Runner-up | 9.0 | 1977 | Tokyo Outdoor, Japan | Clay | Chris Kachel | Geoff Masters /  Kim Warwick | 2–6, 6–7
Winner | 12.0 | 1978 | Little Rock, US | Carpet | Geoff Masters | Tim Gullikson /  Tom Gullikson | 7–6, 6–3
Runner-up | 10.0 | 1978 | Johannesburg, South Africa | Hard | Geoff Masters | Bob Hewitt /  Frew McMillan | 5–7, 6–7
Runner-up | 11.0 | 1978 | Newport, US | Grass | Bob Giltinan | Tim Gullikson /  Tom Gullikson | 4–6, 4–6
Winner | 13.0 | 1978 | Columbus, US | Clay | Bob Giltinan | Marcello Lara /  Eliot Teltscher | 6–2, 6–3
Runner-up | 12.0 | 1979 | San Jose, Costa Rica | Hard | Anand Amritraj | Ion Ţiriac /  Guillermo Vilas | 4–6, 6–2, 4–6
Runner-up | 13.0 | 1979 | Tulsa, US | Hard (i) | Tom Gullikson | Francisco González /  Eliot Teltscher | 7–6, 5–7, 3–6
Runner-up | 14.0 | 1979 | Stowe, US | Hard | Anand Amritraj | Mike Cahill /  Steve Krulevitz | 6–3, 3–6, 4–6
Runner-up | 15.0 | 1979 | Tel Aviv, Israel | Hard | Mike Cahill | Ilie Năstase /  Tom Okker | 5–7, 4–6
Winner | 14.0 | 1979 | Tokyo Outdoor, Japan | Clay | Pat Du Pré | Rod Frawley /  Francisco González | 3–6, 6–1, 6–1
Winner | 15.0 | 1979 | Adelaide, Australia | Grass | Chris Kachel | John Alexander /  Phil Dent | 6–7, 7–6, 6–4
Winner | 16.0 | 1980 | Metz, France | Carpet | Gene Mayer | Chris Delaney /  Kim Warwick | 7–6, 7–5
Winner | 17.0 | 1981 | Adelaide, Australia | Grass | John James | Craig Edwards /  Eddie Edwards | 6–3, 6–4

Question: which surface has the most winners?
Answer: Hard

Question: in what year did dibley not win a double final?
Answer: 1972