Journal Abbreviation: NATL ACAD SCI LETT
Journal ISSN: 0250-541X
| Year | Impact Factor (IF) | Total Articles | Total Cites |
| 2024 (2025 update) | 1.3 | - | 1145 |
| 2023 | 1.2 | - | - |
| 2022 | 1.1 | - | 1048 |
| 2021 | 0.649 | - | 823 |
| 2020 | 0.788 | 208 | 739 |
| 2019 | 0.416 | 98 | 491 |
| 2018 | 0.331 | 81 | 433 |
| 2017 | 0.519 | 85 | 390 |
| 2016 | 0.369 | 87 | 281 |
| 2015 | 0.345 | 100 | 193 |
| 2014 | 0.292 | 87 | 150 |
| 2013 | 0.240 | 84 | 177 |
| 2012 | 0.067 | 84 | 116 |
| 2011 | 0.211 | 53 | 143 |