The arbitrariness of the ATP prevented Rod Laver from being number one in the world. However, they couldn’t stop their massive reach when it came to lifting trophies. Since the Open Era is such, the Australian has won no less than 78 singles titles (32 finals lost).
The detail year by year:
In 1960: 1
The Australian Championships.
In 1961: 1
In 1962: 4
The US Championships, Wimbledon, the French Championships and the Australian Championships.
In 1968: 13
Nashville, La Paz, San Pablo, Corpus Christi, Los Angeles, Paris, Wimbledon, Boston, New York, Wembley NTL-2, Wembley NTL-1, Buenos Aires and San Pablo.
In 1969: 16
Wembley, US Open, Baltimore, Fort Worth, Binghamton, St. Louis, Boston, Wimbledon, Roland Garros, London, New York, Anaheim, Johannesburg, Los Angeles, Philadelphia and Australian Open.
In 1970: 13
Wembley, Vancouver, Los Angeles, South Orange, Fort Worth, Toronto, Louisville, Tennis Champions Classic, Queen’s, St. Louis, Johannesburg, Sydney and Philadelphia.
In 1971: 7
Bologna, Berkeley, Hilton Head, Fort Worth, Rome, Tennis Champions Classic and London.
In 1972: 5
Denver, Houston, Toronto, Philadelphia and Richmond.
In 1973: 7
Sydney, Hong Kong, World Invitational Tennis Classic, Hilton Head, Toronto, Richmond and Miami.
In 1974: 6
Bretton Woods, Las Vegas, Houston, Tokyo, Palm Desert and Philadelphia.
In 1975: 5
Orlando, Caracas, San Pablo, Carlsbad and San Juan.