| NASCAR Cup Series Loop Data stats for William Byron at Daytona International Speedway
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018-01 | 33 | 28 | 23 | 9 | 36 | 20 | 16 | 212 | 196 | 78 | 36.8 | 5 | 44 | 21.3 | 0 | 0.0 | 203 | 61.0 |
| 2018-18 | 18 | 32 | 32 | 1 | 23 | 23 | 15 | 107 | 92 | 75 | 70.1 | 2 | 53 | 31.6 | 12 | 18.8 | 64 | 61.1 |
| 2019-01 | 1 | 4 | 21 | 1 | 29 | 8 | 7 | 220 | 213 | 141 | 64.1 | 5 | 165 | 79.7 | 44 | 22.2 | 198 | 114.0 |
| 2019-18 | 12 | 6 | 2 | 1 | 32 | 12 | 30 | 232 | 202 | 80 | 34.5 | 3 | 71 | 55.9 | 0 | 0.0 | 127 | 96.2 |
| 2020-01 | 4 | 40 | 40 | 1 | 30 | 32 | -7 | 47 | 54 | 34 | 72.3 | 0 | 44 | 21.1 | 0 | 0.0 | 58 | 64.2 |
| 2020-26 | 6 | 31 | 1 | 1 | 36 | 13 | 24 | 266 | 242 | 159 | 59.8 | 7 | 104 | 63.4 | 24 | 14.6 | 164 | 103.7 |
| 2021-01 | 2 | 27 | 26 | 2 | 32 | 27 | 5 | 39 | 34 | 0 | 0.0 | 2 | 0 | 0.0 | 0 | 0.0 | 191 | 51.1 |
| 2021-26 | 2 | 20 | 38 | 1 | 29 | 14 | -9 | 263 | 272 | 199 | 75.7 | 1 | 112 | 76.7 | 12 | 8.2 | 146 | 86.1 |
| 2022-01 | 23 | 37 | 38 | 1 | 28 | 30 | 17 | 141 | 124 | 44 | 31.2 | 5 | 29 | 46.8 | 1 | 1.6 | 62 | 46.4 |
| 2022-26 | 17 | 15 | 34 | 1 | 23 | 20 | -8 | 193 | 201 | 142 | 73.6 | 0 | 80 | 79.2 | 1 | 1.0 | 101 | 80.2 |
| 2023-01 | 21 | 15 | 34 | 1 | 31 | 15 | 9 | 380 | 371 | 173 | 45.5 | 6 | 110 | 54.5 | 0 | 0.0 | 202 | 74.8 |
| 2023-26 | 27 | 16 | 8 | 1 | 32 | 19 | 13 | 316 | 303 | 74 | 23.4 | 5 | 52 | 31.9 | 1 | 0.6 | 163 | 65.0 |
| 2024-01 | 18 | 30 | 1 | 1 | 34 | 17 | 51 | 388 | 337 | 178 | 45.9 | 5 | 91 | 45.5 | 4 | 2.0 | 200 | 86.9 |
| 2024-25 | 7 | 10 | 27 | 1 | 32 | 16 | 2 | 431 | 429 | 228 | 52.9 | 6 | 86 | 54.4 | 1 | 0.6 | 158 | 83.4 |
| 2025-01 | 5 | 22 | 1 | 1 | 30 | 11 | -7 | 503 | 510 | 311 | 61.8 | 1 | 149 | 74.1 | 10 | 5.0 | 201 | 103.1 |
| 2025-26 | 8 | 9 | 19 | 1 | 40 | 17 | 11 | 318 | 307 | 175 | 55.0 | 3 | 79 | 49.4 | 5 | 3.1 | 160 | 71.6 |
| 2026-01 | 39 | 18 | 12 | 1 | 40 | 23 | 57 | 471 | 414 | 93 | 19.7 | 6 | 43 | 21.5 | 0 | 0.0 | 200 | 75.5 |
| Average Driver Rating: | 77.9 | |||||||||||||||||
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.