Kitakwimu umri wa wastani wa matairi katika Japani. 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 | 21 | 3.65 |
| 2023 | 63 | 5.19 |
| 2022 | 32 | 4.43 |
| 2021 | 22 | 7.84 |
| 2020 | 30 | 4.81 |
| 2019 | 12 | 10.83 |
| 2018 | 2 | 4.99 |
| 2017 | 3 | 21.02 |
| Tarehe/Saa UTC | DOT | Umri wa tairi |
|---|---|---|
| 2024-04-22 03:41 | 1523 | 1 mwaka 12 siku |
| 2024-04-22 03:41 | 3023 | 8 miezi 29 siku |
| 2024-04-22 03:41 | 2723 | 9 miezi 19 siku |
| 2024-04-22 03:41 | 2823 | 9 miezi 12 siku |
| 2024-04-22 03:41 | 2923 | 9 miezi 5 siku |
| 2024-04-20 01:18 | 3216 | 7 miaka 8 miezi 12 siku |
| 2024-04-06 01:47 | 4422 | 1 mwaka 5 miezi 6 siku |
| 2024-03-26 00:40 | 0123 | 1 mwaka 2 miezi 24 siku |
| 2024-03-25 02:46 | 0524 | 1 mwezi 25 siku |
| 2024-03-25 02:46 | 3823 | 6 miezi 7 siku |
| 2024-03-17 00:09 | 4422 | 1 mwaka 4 miezi 15 siku |
| 2024-03-01 03:13 | 4318 | 5 miaka 4 miezi 8 siku |
| 2024-03-01 02:59 | 4318 | 5 miaka 4 miezi 8 siku |
| 2024-02-19 04:40 | 4423 | 3 miezi 20 siku |
| 2024-02-18 08:57 | 0522 | 2 miaka 18 siku |
| 2024-02-18 01:14 | 116 | 27 miaka 11 miezi 7 siku |
| 2024-02-01 07:33 | 2213 | 10 miaka 8 miezi 5 siku |
| 2024-01-28 23:18 | 4423 | 2 miezi 29 siku |
| 2024-01-01 02:23 | 2522 | 1 mwaka 6 miezi 12 siku |
| 2024-01-01 02:22 | 4817 | 6 miaka 1 mwezi 5 siku |