Driver Loop Data Stats - Racing-Reference

2019 Monster Energy NASCAR Cup Loop Data stats for William Byron

Click on the Race to see results for that race.

Race	Start	Mid Race	Finish	High Pos.	Low Pos.	Avg. Pos.	Pass Diff.	Green Flag Passes	Green Flag Times Passed	Quality Passes	Pct. Quality Passes	Fastest Lap	Top 15 Laps	Pct. Top 15 Laps	Laps Led	Pct. Laps Led	Total Laps	DRIVER RATING
1	1	4	21	1	29	8	7	220	213	141	64.1	5	165	79.7	44	22.2	198	114.0
2	17	18	17	8	24	18	-8	74	82	14	18.9	2	39	12.0	0	0.0	325	62.3
3	20	1	16	1	29	13	-1	114	115	62	54.4	5	213	79.8	21	7.9	267	80.2
4	7	20	24	4	24	16	-15	38	53	14	36.8	7	127	40.7	0	0.0	310	68.8
5	22	18	15	1	31	18	0	125	125	35	28.0	5	36	18.0	3	1.5	200	71.5
6	34	21	22	14	34	24	13	37	24	0	0.0	0	0	0.0	0	0.0	499	52.0
7	2	8	6	1	35	8	7	101	94	72	71.3	16	309	92.5	15	4.5	334	101.9
8	2	17	16	2	34	17	5	61	56	16	26.2	1	149	29.8	0	0.0	500	64.7
9	13	12	13	7	18	13	-1	30	31	21	70.0	4	377	94.2	0	0.0	400	83.5
10	25	4	21	1	26	12	3	345	342	198	57.4	3	138	73.4	0	0.0	188	81.5
11	2	17	8	1	25	12	14	81	67	43	53.1	10	286	71.5	5	1.2	400	87.0
12	3	22	20	1	30	16	4	116	112	33	28.4	4	120	44.4	4	1.5	270	78.0
13	1	5	9	1	16	8	-10	80	90	77	96.2	6	395	98.8	31	7.8	400	101.3
14	1	13	9	1	20	8	13	58	45	38	65.5	12	147	91.9	25	15.6	160	105.6
15	21	17	18	1	28	16	17	123	106	46	37.4	4	89	43.8	2	1.0	203	65.8
16	2	21	19	1	29	11	22	61	39	18	29.5	8	63	70.0	21	23.3	90	87.7
17	11	7	8	1	34	7	31	129	98	68	52.7	14	250	93.6	9	3.4	267	102.2
18	12	6	2	1	32	12	30	232	202	80	34.5	3	71	55.9	0	0.0	127	96.2
19	12	13	18	1	30	15	-4	92	96	38	41.3	13	150	56.0	0	0.0	268	74.5
20	22	4	12	3	29	16	10	80	70	26	32.5	0	141	46.8	0	0.0	301	71.5
21	31	9	4	4	31	13	7	79	72	27	34.2	0	109	66.9	0	0.0	163	89.3
22	2	29	21	2	36	18	7	56	49	7	12.5	1	37	41.1	0	0.0	90	66.3
23	3	13	8	3	18	8	-9	55	64	39	70.9	1	199	99.5	0	0.0	200	97.3
24	21	5	21	3	25	17	12	66	54	25	37.9	0	176	35.5	0	0.0	496	66.2
25	1	9	21	1	22	10	3	66	63	36	54.5	11	276	75.6	0	0.0	365	84.8
26	29	7	4	1	38	12	20	64	44	24	37.5	2	111	69.4	1	0.6	160	96.7
27	14	6	7	1	25	9	11	113	102	69	61.1	6	242	90.6	6	2.2	267	100.9
28	25	22	25	19	30	23	18	41	23	0	0.0	0	0	0.0	0	0.0	396	55.0
29	1	8	6	1	26	6	15	53	38	29	54.7	13	101	92.7	23	21.1	109	122.8
30	6	16	13	1	17	10	-7	57	64	38	66.7	8	385	96.7	1	0.3	398	99.6
31	3	19	33	1	28	15	-2	434	436	236	54.4	2	100	61.7	13	8.0	162	72.9
32	25	5	5	1	27	8	28	113	85	74	65.5	14	253	91.3	1	0.4	277	103.8
33	11	4	2	2	11	5	11	26	15	24	92.3	49	500	100.0	0	0.0	500	115.5
34	18	9	17	1	26	12	-6	84	90	47	56.0	5	202	60.7	8	2.4	333	86.2
35	18	11	17	2	25	14	-3	41	44	20	48.8	2	222	71.4	0	0.0	311	80.5
36	9	10	39	8	22	16	-19	114	133	67	58.8	1	200	93.0	0	0.0	215	72.6

Green Flag Passes: Green flag passes for position.

Pass Diff.: Difference between Green Flag Passes and Green Flag Times Passed.

Quality Passes: Number of times passing a car running in the Top 15 while under a green flag.

Fastest Lap: How many times a driver had the fastest lap of all drivers.

Driver Rating: A formula combining the following categories: Win, Finish, Top-15 Finish, Average Running Position while on Lead Lap, Average Speed Under Green, Fastest Lap, Led Most Laps, Lead-Lap Finish. Maximum: 150 points per race.