21st Fastest Laps in a Season

Fastest Lap position:

Pos	Tyre Manufacturer	Year	21st Fastest Laps
1	Pirelli	2011	18
	Pirelli	2012	18
	Pirelli	2013	18
4	Goodyear	1987	17
4	Goodyear	1995	17
6	Goodyear	1988	16
	Goodyear	1992	16
	Goodyear	1993	16
	Bridgestone	2010	16
10	Goodyear	1994	14
10	Bridgestone	2007	14
12	Goodyear	1978	13
12	Goodyear	1991	13
14	Goodyear	1980	12
15	Goodyear	1976	11
	Goodyear	1979	11
	Michelin	1981	11
	Bridgestone	2000	11
	Pirelli	2014	11
20	Goodyear	1975	10
	Goodyear	1986	10
	Goodyear	1989	10
23	Pirelli	1982	9
	Goodyear	1990	9
	Bridgestone	2006	9
26	Goodyear	1985	8
	Bridgestone	1999	8
	Michelin	2001	8
29	Goodyear	1983	7
29	Pirelli	1990	7
31	Michelin	1983	6
	Pirelli	1984	6
	Pirelli	1985	6
	Bridgestone	1997	6
	Bridgestone	1998	6
36	Dunlop	1961	5
	Goodyear	1984	5
	Pirelli	1986	5
	Pirelli	1989	5
	Goodyear	1997	5
	Goodyear	1998	5
	Bridgestone	2001	5
43	Firestone	1974	4
	Michelin	1984	4
	Goodyear	1996	4
46	Dunlop	1962	3
	Goodyear	1977	3
	Goodyear	1982	3
	Michelin	1982	3
	Pirelli	1991	3
	Bridgestone	2002	3
	Michelin	2002	3
53	Firestone	1971	2
54	Dunlop	1964	1
	Goodyear	1971	1
	Goodyear	1972	1
	Michelin	1979	1
	Michelin	1980	1
	Avon	1981	1
	Pirelli	1981	1
	Pirelli	1983	1
	Michelin	2006	1
	Bridgestone	2008	1

Fastest Lap position: