Retirements

1970 Mexican GP
1971 United States GP

until 1970 United States GP

Ignore Indy 500 races
Ignore non-championship races
Note: records involving non-championship races may be inaccurate due to incomplete data.

Finishing position:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ret dsq dpts cpts

Pos	Driver	Retirements
1	Maurice Trintignant	75
2	Jack Brabham	74
3	John Surtees	73
4	Graham Hill	72
5	Jo Bonnier	71
6	Harry Schell	70
7	Roy Salvadori	61
8	Stirling Moss	56
9	Jean Behra	51
10	Bruce McLaren	50
11	Jo Siffert	49
12	Dan Gurney	48
13	Robert Manzon	46
14	Innes Ireland	43
15	Jochen Rindt	42
16	Prince Bira	39
17	Luigi Villoresi	38
18	Chris Amon	37
	Jim Clark	37
	Louis Rosier	37
	Reg Parnell	37
22	Alberto Ascari	34
23	Emmanuel de Graffenried	32
	Jackie Stewart	32
	Nino Farina	32
26	Masten Gregory	31
27	Peter Collins	30
27	Trevor Taylor	30
29	Tony Brooks	29
30	Jackie Oliver	28
30	Raymond Sommer	28
32	Louis Chiron	27
33	Denny Hulme	26
33	Mike Spence	26
35	Pedro Rodriguez	25
36	Juan Manuel Fangio	24
36	Yves Giraud-Cabantous	24
38	Piers Courage	23
38	Richie Ginther	23
40	Lance Macklin	22
	Mike Hawthorn	22
	Peter Whitehead	22
	Philippe �tan�elin	22
	Pierre Levegh	22
45	Jack Fairman	21
45	Johnny Claes	21
47	Andr� Simon	19
	Horace Gould	19
	Jackie Pretorius	19
	Jos� Froilan Gonz�lez	19
51	Dave Charlton	18
51	Lorenzo Bandini	18
53	Bob Anderson	17
	John Love	17
	Luigi Musso	17
	Phil Hill	17
	Wolfgang Seidel	17
58	Henri Louveau	16
58	Jacky Ickx	16
60	David Murray	15
	Lucien Bianchi	15
	Tony Maggs	15
63	Brian Naylor	14
	Clive Puzey	14
	Giorgio Scarlatti	14
	Ian Burgess	14
	Jean-Pierre Beltoise	14
	Ron Flockhart	14
	Sam Tingle	14
70	Bernard Collomb	13
	Eug�ne Chaboud	13
	Eugenio Castellotti	13
	Giancarlo Baghetti	13
	Ken Wharton	13
	Tony Rolt	13
76	Bruce Halford	12
	Eug�ne Martin	12
	Georges Raph	12
	Roberto Mi�res	12
80	Alan Brown	11
	Chico Landi	11
	�lie Bayol	11
	Felice Bonetto	11
	George Abecassis	11
	Horace Richards	11
	Ken McAlpine	11
	Tim Parnell	11
	Willi Heeks	11
	Willy Mairesse	11
90	Bobby Olthoff	10
	Duncan Hamilton	10
	Franco Rol	10
	Hans Herrmann	10
	Ian Raby	10
	Jean-Pierre Wimille	10
	John McNicol	10
	Leslie Brooke	10
	Mike Hailwood	10
99	Bob Gerard	9
	Carlos Mendit�guy	9
	Cuth Harrison	9
	Frank Gardner	9
	Hans Stuck	9
	Jacques Pollet	9
	Leo Dave	9
	Nello Pagani	9
	Onofre Marim�n	9
	Paul Emery	9
	Peter de Klerk	9
	Piero Taruffi	9
	Silvio Moser	9
	Stuart Lewis-Evans	9
	Tony Settember	9
	Wolfgang von Trips	9
115	Alan Stacey	8
	Cliff Allison	8
	Dick Gibson	8
	George Eaton	8
	Georges Grignard	8
	John Miles	8
	Leo van Popering	8
	Les Leston	8
	Marcel Balsa	8
	Mario Andretti	8
	Rodger Ward	8
	Roger Loyer	8
127	Andr� Pilette	7
	Archie Scott-Brown	7
	Clemar Bucci	7
	David Hampshire	7
	Franco Comotti	7
	Graham Eden	7
	Guy Ligier	7
	Guy Mairesse	7
	Ivor Bueb	7
	Jackie Lewis	7
	Johnny Servoz-Gavin	7
	Keith Greene	7
	Paul Hawkins	7
	Peter Parnell	7
	Peter Walker	7
	Ronnie Bucknum	7
143	Alfonso de Portago	6
	Andy Linden	6
	Archie Bryde	6
	Carel Godin de Beaufort	6
	Charles Pozzi	6
	Clemente Biondetti	6
	David Piper	6
	Dorino Serafini	6
	Doug Serrurier	6
	Edgar Barth	6
	Eric Brandon	6
	Francesco Godia Sales	6
	Fred Agabashian	6
	Gino Bianco	6
	Jacques Swaters	6
	Jim Hall	6
	Joe Kelly	6
	Karl Kling	6
	Leslie Marr	6
	Olivier Gendebien	6
	Paul Fr�re	6
	Piero Carini	6
	Rauten Hartmann	6
	Ted Whiteaway	6
	Theo Helfrich	6
	Tony Bettenhausen	6
169	Andrea de Adamich	5
	Antonio Branca	5
	Auguste Veuillet	5
	Bill Aston	5
	Bobby Baird	5
	Carroll Shelby	5
	Chico Godia	5
	Chris Irwin	5
	Chris Ward	5
	Clive Trundell	5
	Derek Bell	5
	Franco Cortese	5
	Fred Ashmore	5
	Geoff Richardson	5
	Henry Taylor	5
	Hermanos da Silva Ramos	5
	Jean Achard	5
	John Campbell-Jones	5
	Johnny Thomson	5
	Josef Peters	5
	Kipp Ackermann	5
	Luigi Piotti	5
	Moises Solana	5
	Ottorino Volonterio	5
	Paul Pietsch	5
	Peter Arundell	5
	Peter Gethin	5
	Philip Robinson	5
	Raymond Mays	5
	Ren� Bonnet	5
	Robert Mazaud	5
	Rodney Nuckey	5
	Ronnie Peterson	5
	Rudolf Krause	5
	Tony Marsh	5
	Vic Elford	5
205	Am�d�e Gordini	4
	Auguste Lachaize	4
	Barry Neunborn	4
	Basil van Rooyen	4
	Benedicto Campos	4
	Berardo Taraschi	4
	Bernd Nacke	4
	Bill Whitehouse	4
	Bob Bondurant	4
	Bruce van der Merwe	4
	Charles de Tornaco	4
	Chris Bristow	4
	Chuck Daigh	4
	Dick Rathmann	4
	Don Freeland	4
	Eddie Russo	4
	Eddie Sachs	4
	Ed Elisian	4
	Enrico Plat�	4
	Ernest Pieterse	4
	Eugenio Minetti	4
	Gerry Ashmore	4
	Giovanni Bracco	4
	Gordon Henderson	4
	Gordon Watson	4
	Graham Whitehead	4
	G�nther Seiffert	4
	Helmut Menzler	4
	Henri Pescarolo	4
	Hermano da Silva Ramos	4
	Jean Judet	4
	Jean Lucas	4
	Joe Ashmore	4
	John Barber	4
	John Bolster	4
	Johnnie Parsons	4
	John Rhodes	4
	John Young	4
	Leslie Johnson	4
	Ludovico Scarfiotti	4
	Luki Botha	4
	Mario Porrino	4
	Michel May	4
	Pete Lovely	4
	Peter Hirt	4
	Richard Attwood	4
	Robert	4
	Rudi Fischer	4
	Sam Hanks	4
	Sergio Mantovani	4
	Tazio Nuvolari	4
	Tim Schenken	4
	Tony Shelly	4
	Troy Ruttman	4
	Umberto Maglioli	4
260	Adolf Brudes	3
	Aldo Gordini	3
	Al Herman	3
	Al Keller	3
	Andr� Loens	3
	Andr� Wicky	3
	Ant�nio Creus	3
	Arialdo Ruggieri	3
	Bill Dunlop	3
	Bill Skelly	3
	Bob Scott	3
	Brian McKenzie	3
	Brian Raubenheimer	3
	Brian Redman	3
	Cesare Perdisa	3
	Chuck Stevenson	3
	Ciro Basadonna	3
	Clement-Auguste Martin	3
	Consalvo Sanesi	3
	David Hobbs	3
	David Prophet	3
	Desmond Titterington	3
	Eitel Cantoni	3
	Emile Cornet	3
	Fran�ois C�vert	3
	Fred Goddard	3
	Gaetano Starrabba	3
	Gene Hartley	3
	Geoff Crossley	3
	Gerhard Mitter	3
	Gino Munaron	3
	Heinz Melkus	3
	Helmut Niedermayr	3
	Ian Connell	3
	Ian Stewart	3
	Jack Turner	3
	Jerry Hoyt	3
	Jimmy Bryan	3
	Jimmy Daywalt	3
	Jimmy Stewart	3
	Jim Rathmann	3
	Jim Russell	3
	John Heath	3
	Johnny Boyd	3
	John Riseley-Prichard	3
	Kurt Adolff	3
	Kurt Straubel	3
	Len Sutton	3
	Maria-Teresa de Filippis	3
	M�rio Ara�jo Cabral	3
	Mike Parkes	3
	Mike Taylor	3
	Nino Vaccarella	3
	Oswald Karch	3
	Paddy Driver	3
	Pat Flaherty	3
	Paul Friderich	3
	Paul Russo	3
	Peter Revson	3
	Philip Fotheringham-Parker	3
	Piero Scotti	3
	Prince Igor Troubetskoy	3
	Ray Crawford	3
	Raymond de Saug�	3
Raymon Thackwell	3
Richard Ruane	3
Robert Ansell	3
Roberto Bussinello	3
Robin Montgomerie-Charrington	3
Roger Wormser	3
Rolf Stommelen	3
Shorty Templeman	3
Spider Webb	3
Toni Ulmen	3
Tony Gaze	3
Tony Kotze	3
Trevor Blokdyk	3
William Ferguson	3
338	A. Benzoni-Consa	2
	Adolff Lang	2
	Adolfo Mandirola	2
	Adolfo Schwelm Cruz	2
	Adrian Pheiffer	2
	A.J. Foyt	2
	Alan Mann	2
	Alberto Crespo	2
	Andr� Boyer	2
	Anthony Brooke	2
	Arnold Charlton	2
	Arthur Legat	2
	Arthur Owen	2
	Benedicto Lopes	2
	Benoit Falchetto	2
	Bernard Podmore	2
	Bill Brack	2
	Bill Cheesbourg	2
	Bill Homeier	2
	Bill Schindler	2
	Bill Vukovich	2
	Bob Christie	2
	Bob Sweikert	2
	Brian Shawe-Taylor	2
	Bruce Johnstone	2
	Brunot	2
	Cal Niday	2
	Catarino Andreata	2
	Charles Boulton	2
	Chet Miller	2
	Chris Ashmore	2
	Christian Kautz	2
	Chuck Weyant	2
	Colin Murray	2
	Dave Wright	2
	David Hume	2
	David Shale	2
	Dempsey Wilson	2
	Donald Philip	2
	Don Philp	2
	Duke Dinsmore	2
	Duke Nalon	2
	Eddie Johnson	2
	Edmond Mouche	2
	Eric Thompson	2
	Ernesto Prinoth	2
	Ernest Stapleton	2
	Ernst Loof	2
	Fanie Viljoen	2
	Ferdinando Righetti	2
	Franco Mosters	2
	Frank Maritz	2
	Frank Sech�haye	2
	Fritz d'Orey	2
	Garth McGillewie	2
	Gene Bosman	2
	Gene Force	2
	Geoffrey Ansell	2
	George Morgan	2
	George Nixon	2
	Georges Berger	2
	George Wicken	2
	Gerino Gerini	2
	Gerry Dunham	2
Giorgio Pelassa	2
Giovanni de Riu	2
Giulio Cabianca	2
Guido Mancini	2
Gunnar Carlsson	2
Guy Jason-Henry	2
Hans Blees	2
Hans Klenk	2
Hap Sharp	2
Heinz Schiller	2
Henri Marin	2
Henri Trillaud	2
Hubert Hahne	2
Ian Nickols	2
Jacques Forestier	2
Jay Chamberlain	2
Jean Brault	2
Jean Ondet	2
J.G. Hanning	2
Jimmy Davies	2
Jimmy Reece	2
Jock Russell	2
Joe Little	2
John Amm	2
John Coombs	2
John Guthrie	2
John James	2
John Melvin	2
Johnnie Tolan	2
John Taylor	2
John Webb	2
Jo Schlesser	2
Juan Jover	2
Karl-G�nther Bechem	2
Keith Andrews	2
Keith Ballisat	2
Keith Hall	2
Ken Kavanagh	2
Kenneth Evans	2
Ken Richardson	2
Kurt Kuhnke	2
Lamberto Grolla	2
Lance Reventlow	2
Leslie Thorne	2
Louis G�rard	2
Luigi Chinetti	2
Luigi Fagioli	2
Mackay Fraser	2
Marc Rozier	2
Marino Brandoli	2
Marshall Teague	2
Massimo Natili	2
Michel Roumani	2
Mike Harris	2
Mike Magill	2
Norman Pugh	2
Oliver Simpson	2
Pablo Birger	2
Pat Garland	2
Pat O'Connor	2
Paul Bodet	2
Paul Delabarre	2
Peter Bolton	2
Peter Gaylard	2
Peter Jopp	2
Peter Procter	2
Pinheiro Pires	2
Raoul Martin	2
Ray Merrick	2
Reg Bicknell	2
Ricardo Rodriguez	2
Robin Widdows	2
Roger Deho	2
Roger Meunier	2
Sam Gilbey	2
Shane Summers	2
S.P. Viljoen	2
Stan Jones	2
St John Horsfall	2
Syd van der Vyver	2
T.A.S.O. Mathieson	2
Tom Bridger	2
Tony Crook	2
Tony Jeffries	2
Vic Proctor	2
Victor-Henri Serve	2
Wilkie Wilkinson	2
489	Achille Varzi	1
	Adolfo Macchieraldo	1
	Agostino Accadia	1
	Alan Connell	1
	Alan Korte	1
	Alan Rees	1
	Alan Trow	1
	Alastair Birrell	1
	Alberto Uria	1
	Albert Veryser	1
	Albert Wake	1
	Alejandro de Tomaso	1
	Alex McMillan	1
	Alfonso Thiele	1
	Al Pease	1
	Alphonse de Burnay	1
	�lvaro Varanda	1
	Andr� Bossut	1
	Andr� Chardonnet	1
	Andr� Guelfi	1
	Andr� Milhoux	1
	Andr� Testut	1
	Andrew Smuts	1
	Anne-Cecile Rose Itier	1
	Annuar de G�es Daquer	1
	Anthony Baring	1
	Anton�n Kom�r	1
	Archie Butterworth	1
	Aristides Bertuol	1
	Armand Philippe	1
	Arnold Glass	1
	Arnold Stafford	1
	Art Bisch	1
	Art Cross	1
	Arthur Bowes	1
	Arthur Troula	1
	Artur Rosenhammer	1
	Arvo Karlsson	1
	Bayliss Levrett	1
	Ben Pon	1
	Ben Wyatt	1
	Bernie Ecclestone	1
	Bill Cantrell	1
	Bill Cotton	1
	Bill Dobson	1
	Bill Mackey	1
	Bill Melville	1
	Bill Stone	1
	Bill Wilkinson	1
	Billy Garrett	1
	Bobby Ball	1
	Bobby Grim	1
	Bobby Summer	1
	Bobby Unser	1
	Bob Said	1
	Bob Smith	1
	Bob Veith	1
	Bread	1
	Brian Whitehouse	1
	Bruce Jennings	1
	Camille Chard'Homme	1
	Carl Hammarlund	1
	Carlo Mancini	1
	Carlo Mario Abate	1
Carl Scarborough	1
Carmelo Genovese	1
Cazalot	1
Cecil Green	1
Charles Deutsch	1
Charles Huc	1
Charles Lucas	1
Charles Mauritzen	1
Charles Mortimer	1
Charlie Whatmore	1
Chris Lambert	1
Chris Lawrence	1
Chris Summers	1
Christian Goethals	1
Ciro Cayres	1
Claude Bernheim	1
Claude Storez	1
Clay Regazzoni	1
Clemens Sandgathe	1
Cliff Griffith	1
Colin Chapman	1
Colin Davis	1
Commandant Givon	1
Creuchet	1
Danilo Giappesoni	1
Danny Kladis	1
Dave Clapham	1
Dave Riley	1
David Bennett	1
David Hamilton	1
David McKay	1
Dawie Gous	1
D.E. Jennings	1
Denis Joubert	1
Dennis Poore	1
Dennis Taylor	1
Dick Bland	1
Dick Cobden	1
Domingos Lopes	1
Donald Bennett	1
Don Beauman	1
Don Branson	1
Don Edmunds	1
Doug McDonald	1
Doug Whiteford	1
Dries van der Lof	1
Duane Carter	1
Edward Greenall	1
Edward Miles-Martin	1
Elmer George	1
Emilio Romano	1
Eric Carlsson	1
Eric Glasby	1
Erik Lundgren	1
Ernest Ramseier	1
Ernie Wilkinson	1
Ernst H�rzeler	1
Ernst Klodwig	1
Ernst Lautenschlager	1
Ernst Maring	1
Erwin Bauer	1
Ettore Chimeri	1
Euclides Brito	1
Fergus Anderson	1
Ferry	1
Fezzia	1
F. le Gallais	1
Francisco Marques	1
Francis Guerin	1
Fran�ois Antonelli	1
Fran�ois Michaud	1
Fran�ois Picard	1
Franco Venturi	1
Frank Curtis	1
Frank Kennington	1
Frank Kleinig	1
Frank Matich	1
Franz Bumke	1
Fred Labuschagne	1
Fred Meyer	1
Fred Saunders	1
Fred Wacker	1
Fritz Riess	1
Gabriel Lascaut	1
Gaetano dell'Acqua	1
Garry Coglan	1
Gary Gartside	1
Gary Hocking	1
G. Cannell	1
Geki	1
Geoff Duke	1
George Connor	1
George Constantine	1
George Fonder	1
George Lawton	1
George Molyneux	1
George Pearse	1
Georges Mulnard	1
George van Straaten	1
Gerald Summer	1
Gerhard Erfurth	1
Gert Coetzer	1
Giacomo Russo	1
Giampiero Biscaldi	1
Giorgio Bassi	1
Giovanni Alberti	1
Giovanni Rocco	1
Giuseppe Giordano	1
Giuseppe Maugeri	1
Giuseppe Morra	1
Giuseppe Ruggiero	1
Godofredo Viana	1
Gordon Littleford	1
Graham McRae	1
Gus Hutchison	1
Gustav Nobelius	1
Harry Merkel	1
H. Boyden	1
Hector Graham	1
Heinz-Gerd Jaeger	1
Helene Bittner	1
Henri Le Roux	1
Henri Oreiller	1
Henri Peignaux	1
Henrique Casini	1
Henry Banks	1
Hermann Lang	1
His	1
Honore Wagner	1
Howden Ganley	1
Ian Metcalfe	1
Ignazio Giunti	1
Ivor Robertson	1
Jack Holme	1
Jackie Holmes	1
Jack McGrath	1
Jack Walton	1
Jacques Boucard	1
Jacques Savoye	1
Jair Vianna	1
Jan Flinterman	1
Jannin	1
J.A. Shield	1
Jean Blanc	1
Jean-Claude Rudaz	1
Jean-Claude Vidille	1
Jean Thepenier	1
Jerry Unser	1
J�sus Iglesias	1
J. Greig	1
Jim Hurtubise	1
Jim McWithey	1
Jimmy Jackson	1
Jimmy Somervail	1
Joachim Diel	1
Jo�o Santos Mauro	1
Jo�o Scaffidi	1
Joaquin Palacios	1
Jock Lawrence	1
Jock White	1
Joe Bonenti	1
Joe Domingo	1
Joe James	1
John Ampt	1
John Brown	1
John Cordts	1
John Dalton	1
John Fitch	1
John Histed	1
John Kvarnstrom	1
John Langton	1
John Newmarch	1
John Nind	1
Johnny Mansel	1
Johnny McDowell	1
John Rowe	1
John Selsdon	1
John Youl	1
Jorge Daponte	1
Jos� Arroyo Nogueira Pinto	1
Jos� Maria Iba�ez	1
Jos� Scaron	1
Joyce Howard	1
Jud Larson	1
Jurgen Perduss	1
Just Vernet	1
Karl Weber	1
Karl Wojciechowski	1
Keith Campbell	1
Keith Probert	1
Keith Rilstone	1
Keith Saunders	1
Keith Thallon	1
Ken Downing	1
Ken Harris	1
Kenneth Bear	1
Ken Tubman	1
Klaas Twisk	1
Kurt Bardi-Barry	1
Laurie Whitehead	1
Len Duncan	1
Len Gilbert	1
Len Lukey	1
Les Taylor	1
Levesque	1
Lionel Bulcraig	1
L.J. Jocabsz	1
Lloyd Ruby	1
Lorenzo Arrigoni	1
Lorenzo Girard	1
Louis	1
Louis Bruairolles	1
Louis Decarolis	1
L. Porta	1
Ludwig Heimrath	1
Luigi Bellucci	1
Luigi Castelbarco	1
Luigi Malanca	1
Luigi Marchetti	1
Mack Hellings	1
Malcolm Gill	1
Mallocchini	1
Manuel de Teff�	1
Marcel Masuy	1
Mario Alborghetti	1
Mario d'Apuzzio	1
M�rio Valentim	1
Maurice Charles	1
Maurice Mestivier	1
Maurice Monnier	1
Maurice Varet	1
Mauri Rose	1
Maurizio Pinzero	1
Max Christen	1
Max de Terra	1
Max Mosley	1
Menato Boffa	1
Michael Chorlton	1
Michael Young	1
Mike Anthony	1
Mike Beckwith	1
Mike Christie	1
Mike Domingo	1
Mike Fisher	1
Mike Keen	1
Mike McKee	1
Mike Nazaruk	1
Mike Oliver	1
Mike Wesson	1
Neville Lederle	1
Ninian Sanderson	1
Ola By	1
Olle Nygren	1
Oscar Moore	1
Paul England	1
Paul Goldsmith	1
Paul Greifzu	1
Paul Vignolo	1
Peter Ashdown	1
Peter Huson	1
Peter Pretorius	1
Peter Scott-Russell	1
Peter van Niekerk	1
Phil Cade	1
Philippe Masse	1
Piero Fiordelesi	1
Piero Monteverdi	1
Pierre Bastien	1
Pierre Flahaut	1
Pierre Larrue	1
Pierre Meyrat	1
Pinco	1
Red Amick	1
Reichardt	1
Ren� Boucart	1
Rene Bourely	1
Ren� Jeff	1
Rex Law	1
Richard Odlum	1
Robert-Aim� Bouchard	1
Robert Gerbout	1
Roberto Bonomi	1
Robert O'Brien	1
Roberto Lippi	1
Robert van Niekerk	1
Robs Lamplough	1
Roger Gerbout	1
Roger Laurent	1
Roger Penske	1
Rolf Kessler	1
Ron Carter	1
Ronnie Moore	1
Ron Searles	1
Ron Willis	1
Ross Gray	1
Roy Parnell	1
R.T. Humphreys	1
Rubem Abrunhosa	1
Rudolf Schoeller	1
Savoye	1
Serena	1
Serge Nersessian	1
Serge Pozzoli	1
Sergio Sighinolfi	1
Sidney Allard	1
Snow Sefton	1
Spencer King	1
Spencer Schultze	1
Stan Hart	1
Ted Gray	1
Ted Lund	1
Theo Fitzau	1
Tim Mayer	1
Tom Cole	1
Tom Dickson	1
Tom Kyffin	1
Tony Hegbourne	1
Tony Lanfranchi	1
Tony Stokes	1
Torrie Large	1
Tramontana	1
Ulf Norinder	1
Vasco Sameiro	1
Verdun Edwards	1
Vic Johnson	1
Victor Polledry	1
Vic Wilson	1
Vittorio Marzotto	1
Vittorio Rosa	1
Vladim�r Form�nek	1
V. Patterson	1
Wal Ever	1
Walt Brown	1
Walter Hansgen	1
Walt Faulkner	1
Walt Hansgen	1
Wayne Weiler	1
William Forbes	1
Willi Krakau	1
Yvette Simon	1
Zden�k Trejbal	1
Zdenko von Schonborn	1

Finishing position:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ret dsq dpts cpts