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 |
|---|---|---|
| 2025 | 47 | 8.86 |
| 2024 | 122 | 7.27 |
| 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 |
|---|---|---|
| 2025-04-24 09:02 | 2820 | 4 miaka 9 miezi 18 siku |
| 2025-04-21 14:06 | 2420 | 4 miaka 10 miezi 13 siku |
| 2025-04-21 14:06 | 2920 | 4 miaka 9 miezi 8 siku |
| 2025-04-21 14:06 | 2420 | 4 miaka 10 miezi 13 siku |
| 2025-04-21 07:28 | 0222 | 3 miaka 3 miezi 11 siku |
| 2025-04-21 04:22 | 1221 | 4 miaka 30 siku |
| 2025-04-19 08:08 | 0820 | 5 miaka 2 miezi 2 siku |
| 2025-04-16 08:02 | 419 | 25 miaka 6 miezi 5 siku |
| 2025-04-11 13:53 | 2622 | 2 miaka 9 miezi 15 siku |
| 2025-04-09 21:43 | 1120 | 5 miaka 1 mwezi |
| 2025-04-09 21:41 | 1811 | 13 miaka 11 miezi 7 siku |
| 2025-03-29 14:16 | 195 | 29 miaka 10 miezi 21 siku |
| 2025-03-27 03:30 | 3202 | 22 miaka 7 miezi 22 siku |
| 2025-03-27 03:30 | 3318 | 6 miaka 7 miezi 14 siku |
| 2025-03-25 08:56 | 2121 | 3 miaka 10 miezi 1 siku |
| 2025-03-23 13:29 | 0924 | 1 mwaka 25 siku |
| 2025-03-23 13:28 | 0523 | 2 miaka 1 mwezi 21 siku |
| 2025-03-23 13:28 | 0320 | 5 miaka 2 miezi 10 siku |
| 2025-03-23 13:27 | 5019 | 5 miaka 3 miezi 14 siku |
| 2025-03-23 13:24 | 0323 | 2 miaka 2 miezi 7 siku |