Kitakwimu umri wa wastani wa matairi katika Marekani. Umri wa takwimu wa matairi katika miaka fulani huhesabiwa kwa msingi wa data iliyoingizwa na watumiaji wa tovuti ya CheckTire.com.
| Mwaka | idadi ya matumizi | Umri wa wastani wa matairi |
|---|---|---|
| 2024 | 10029 | 8.52 |
| 2023 | 20757 | 8.82 |
| 2022 | 17709 | 8.44 |
| 2021 | 31541 | 8.25 |
| 2020 | 26024 | 8.69 |
| 2019 | 6401 | 8.40 |
| 2018 | 1319 | 9.24 |
| 2017 | 62 | 9.86 |
| Tarehe/Saa UTC | DOT | Umri wa tairi |
|---|---|---|
| 2024-04-27 04:03 | 1018 | 6 miaka 1 mwezi 22 siku |
| 2024-04-27 02:30 | 3518 | 5 miaka 8 miezi |
| 2024-04-27 01:13 | 4919 | 4 miaka 4 miezi 25 siku |
| 2024-04-27 01:01 | 3520 | 3 miaka 8 miezi 3 siku |
| 2024-04-27 00:23 | 0722 | 2 miaka 2 miezi 13 siku |
| 2024-04-27 00:23 | 1622 | 2 miaka 9 siku |
| 2024-04-27 00:06 | 4820 | 3 miaka 5 miezi 4 siku |
| 2024-04-26 23:52 | 272 | 31 miaka 9 miezi 28 siku |
| 2024-04-26 23:22 | 0518 | 6 miaka 2 miezi 28 siku |
| 2024-04-26 23:00 | 238 | 25 miaka 10 miezi 25 siku |
| 2024-04-26 22:58 | 0524 | 2 miezi 28 siku |
| 2024-04-26 22:48 | 0419 | 5 miaka 3 miezi 5 siku |
| 2024-04-26 22:44 | 2023 | 11 miezi 11 siku |
| 2024-04-26 22:39 | 1519 | 5 miaka 18 siku |
| 2024-04-26 22:38 | 4118 | 5 miaka 6 miezi 18 siku |
| 2024-04-26 22:21 | 2518 | 5 miaka 10 miezi 8 siku |
| 2024-04-26 22:20 | 4714 | 9 miaka 5 miezi 9 siku |
| 2024-04-26 21:42 | 3522 | 1 mwaka 7 miezi 28 siku |
| 2024-04-26 21:41 | 3219 | 4 miaka 8 miezi 21 siku |
| 2024-04-26 21:20 | 3207 | 16 miaka 8 miezi 20 siku |