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 | 86 | 8.69 |
| 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 |
|---|---|---|
| 2025-10-22 01:27 | 2510 | 15 miaka 4 miezi 1 siku |
| 2025-10-15 08:58 | 0825 | 7 miezi 28 siku |
| 2025-10-04 10:46 | 3718 | 7 miaka 24 siku |
| 2025-09-28 09:02 | 3320 | 5 miaka 1 mwezi 18 siku |
| 2025-09-15 17:39 | 1125 | 6 miezi 5 siku |
| 2025-09-07 00:01 | 5314 | 10 miaka 8 miezi 9 siku |
| 2025-08-30 22:17 | 304 | 31 miaka 1 mwezi 5 siku |
| 2025-08-25 01:05 | 1825 | 3 miezi 28 siku |
| 2025-08-16 05:40 | 2502 | 23 miaka 1 mwezi 30 siku |
| 2025-08-15 20:27 | 1020 | 5 miaka 5 miezi 13 siku |
| 2025-08-07 08:19 | 1007 | 18 miaka 5 miezi 2 siku |
| 2025-07-26 04:45 | 2221 | 4 miaka 1 mwezi 25 siku |
| 2025-07-26 04:44 | 1221 | 4 miaka 4 miezi 4 siku |
| 2025-07-24 22:52 | 2019 | 6 miaka 2 miezi 11 siku |
| 2025-07-14 20:34 | 1123 | 2 miaka 4 miezi 1 siku |
| 2025-07-14 20:34 | 4423 | 1 mwaka 8 miezi 14 siku |
| 2025-07-12 03:04 | 2824 | 1 mwaka 4 siku |
| 2025-07-11 05:04 | 1825 | 2 miezi 13 siku |
| 2025-07-10 06:34 | 1004 | 21 miaka 4 miezi 9 siku |
| 2025-07-07 11:20 | 4419 | 5 miaka 8 miezi 9 siku |