Journal Abbreviation: INT T OPER RES
Journal ISSN: 0969-6016
| Year | Impact Factor (IF) | Total Articles | Total Cites |
| 2023 (2024 update) | 3.1 | - | - |
| 2022 | 3.1 | - | 3607 |
| 2021 | 3.610 | - | 3547 |
| 2020 | 4.193 | 238 | 2910 |
| 2019 | 2.987 | 112 | 1876 |
| 2018 | 2.341 | 85 | 1488 |
| 2017 | 2.400 | 72 | 1233 |
| 2016 | 1.745 | 54 | 982 |
| 2015 | 1.255 | 56 | 692 |
| 2014 | 0.977 | 50 | 599 |
| 2013 | 0.481 | 44 | 566 |
| 2012 | 0.588 | 43 | 514 |
| 2011 | 0.648 | 38 | 430 |
| 2010 | - | - |