Observed vehicles by model year
| Model year | ||||||
|---|---|---|---|---|---|---|
| 1998 | 1999 | 2000 | 2001 | 2002 | Total | |
| Without belt reminders | ||||||
| Car/minivan | 205 | 314 | 121 | 0 | 640 | |
| Pickup | 41 | 132 | 212 | 0 | 385 | |
| Utility vehicle | 148 | 150 | 158 | 15 | 471 | |
| Large passenger/cargo van | 9 | 6 | 10 | 0 | 25 | |
| Total | 403 | 602 | 501 | 15 | 1521 | |
| With belt reminders | ||||||
| Car/minivan | 280 | 183 | 5 | 468 | ||
| Pickup | 0 | 185 | 4 | 189 | ||
| Utility vehicle | 15 | 110 | 22 | 147 | ||
| Large passenger/cargo van | 4 | 5 | 0 | 9 | ||
| Total | 299 | 483 | 31 | 813 | ||