Nia Griffith – Votes and party alignment
| Year | Party alignment | Total votes |
|---|---|---|
| 2025 | 97.68% | 154 |
| 2024 | 99.57% | 200 |
| 2023 | 99.98% | 256 |
| 2022 | 99.97% | 251 |
| 2021 | 99.80% | 242 |
| 2020 | 99.93% | 190 |
| 2019 | 98.61% | 181 |
| 2018 | 98.47% | 198 |
| 2017 | 99.11% | 170 |
| 2016 | 98.97% | 231 |
| 2015 | 98.99% | 218 |
| 2014 | 99.26% | 238 |
| 2013 | 99.55% | 264 |
| 2012 | 99.18% | 258 |
| 2011 | 99.66% | 253 |
| 2010 | 98.85% | 270 |
| 2009 | 98.30% | 263 |
| 2008 | 97.44% | 318 |
| 2007 | 96.17% | 237 |
| 2006 | 98.49% | 242 |
| 2005 | 98.24% | 118 |