Kitakwimu umri wa wastani wa matairi katika China. 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 | 41 | 11.45 |
| 2024 | 63 | 12.43 |
| 2023 | 20 | 16.28 |
| 2022 | 22 | 11.46 |
| 2021 | 39 | 16.15 |
| 2020 | 10 | 13.93 |
| 2019 | 13 | 12.47 |
| 2018 | 11 | 6.01 |
| 2017 | 27 | 11.53 |
| Tarehe/Saa UTC | DOT | Umri wa tairi |
|---|---|---|
| 2025-06-21 04:20 | 110 | 35 miaka 3 miezi 9 siku |
| 2025-06-17 12:42 | 0824 | 1 mwaka 3 miezi 29 siku |
| 2025-06-17 12:42 | 0824 | 1 mwaka 3 miezi 29 siku |
| 2025-06-17 12:41 | 0824 | 1 mwaka 3 miezi 29 siku |
| 2025-06-17 12:37 | 5123 | 1 mwaka 5 miezi 30 siku |
| 2025-06-17 12:34 | 5123 | 1 mwaka 5 miezi 30 siku |
| 2025-06-12 08:41 | 1413 | 12 miaka 2 miezi 11 siku |
| 2025-06-12 08:41 | 3401 | 23 miaka 9 miezi 23 siku |
| 2025-06-12 08:40 | 1413 | 12 miaka 2 miezi 11 siku |
| 2025-06-12 08:35 | 1413 | 12 miaka 2 miezi 11 siku |
| 2025-06-11 03:25 | 0819 | 6 miaka 3 miezi 24 siku |
| 2025-06-05 06:58 | 5217 | 7 miaka 5 miezi 11 siku |
| 2025-05-29 04:21 | 133 | 32 miaka 2 miezi |
| 2025-05-16 12:40 | 1225 | 1 mwezi 29 siku |
| 2025-05-07 09:32 | 0125 | 4 miezi 7 siku |
| 2025-04-28 15:11 | 1325 | 1 mwezi 4 siku |
| 2025-04-28 15:10 | 1820 | 5 miaka 1 siku |
| 2025-04-25 10:57 | 403 | 31 miaka 6 miezi 21 siku |
| 2025-04-24 11:24 | 0220 | 5 miaka 3 miezi 18 siku |
| 2025-04-21 09:24 | 4720 | 4 miaka 5 miezi 5 siku |