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 | 54 | 8.02 |
| 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 |
|---|---|---|
| 2025-05-05 08:49 | 3622 | 2 miaka 8 miezi |
| 2025-05-05 08:49 | 4122 | 2 miaka 6 miezi 25 siku |
| 2025-05-05 08:48 | 4122 | 2 miaka 6 miezi 25 siku |
| 2025-05-05 08:45 | 4122 | 2 miaka 6 miezi 25 siku |
| 2025-04-30 01:53 | 3923 | 1 mwaka 7 miezi 5 siku |
| 2025-04-29 03:07 | 4920 | 4 miaka 4 miezi 30 siku |
| 2025-04-26 02:37 | 0125 | 3 miezi 27 siku |
| 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 |