Laps Led

1998 Spanish GP
1999 San Marino GP

until 1998 San Marino GP

Ignore Indy 500 races
Include non-championship races

Pos	Sponsor Industry	Laps Led
1	Oil	28454
2	Tyres	20605
3	Car manufacture	18484
4	Tobacco	17513
5	Motor industry	11120
6	Spark plugs	8141
7	Watches	8055
8	Alcohol	7225
9	Brakes	5937
10	Wheels	5527
11	Electronics	5041
12	Printing	3781
13	Fashion	3663
14	Cleaning	3192
15	Clothing	2963
16	Chemicals	2946
17	Tools	2796
18	Dampers	2341
19	Finance	2079
20	Drinks	1805
21	Food	1759
22	Software	1657
23	Communications	1620
24	Airline	1501
25	Computer manufacturer	1431
26	Television	1384
27	Ceramics	1353
28	Mining equipment	1189
29	Transportation	1114
30	Steering wheel	1040
31	Charity	900
32	Vehicle hire	852
33	Photography	835
34	Shoes	812
35	Car parts	703
36	CAD/CAM software	696
37	Computer gaming	673
38	Pneumatic systems	672
39	Modelmakers	662
40	Energy drink	650
41	Office equipment	623
42	Machine tools	620
42	Motor racing	620
44	Adhesives	573
45	Fireproof clothing	504
46	Jewellery	491
	Mechanical components	491
	Seat belts	491
49	Medical	470
50	Nuts and bolts	452
51	Management consultancy	424
	Materials	424
	Safety systems	424
54	Sports wear	388
55	Aerospace	338
	Batteries	338
	Lighting	338
58	Toiletries	293
59	Aviation	246
59	Construction	246
61	Coatings	166
62	Sports equipment	164
62	Swimming pools	164
64	Mechanical testing	156
64	Optics	156
66	Heating	149
67	Ice cream	115
68	Shock absorbers	110
69	Ski equipment	109
70	Heavy vehicles	106
71	Inline skates	91
72	Caravan manufacture	88
73	Stationery	85
74	Razors	75
75	Data processing	73
	Data storage	73
	Elecronics	73
	Graphic design	73
	Spectrometers	73
80	Fitness	63
81	Consumer goods	62
	Domestic appliances	62
	Exhausts	62
	Explosives	62
	Textiles	62
	Yachts	62
87	Car air conditioning	58
88	Cycle wear	53
89	Real estate	46
90	Windows	45
91	Computer network	37
91	Music	37
93	Publishing	24
93	Tiles	24
95	Gambling	17
96	Sunglasses	7
97	Insurance	4
98	Bedding equipment	1
	Car alarms	1
	Metal working	1