Barry Gardiner – Votes and party alignment
| Year | Party alignment | Total votes |
|---|---|---|
| 2025 | 94.91% | 172 |
| 2024 | 99.56% | 200 |
| 2023 | 99.97% | 256 |
| 2022 | 99.96% | 251 |
| 2021 | 99.40% | 242 |
| 2020 | 99.95% | 190 |
| 2019 | 98.70% | 181 |
| 2018 | 99.14% | 198 |
| 2017 | 98.25% | 170 |
| 2016 | 99.75% | 231 |
| 2015 | 98.84% | 218 |
| 2014 | 99.31% | 238 |
| 2013 | 99.45% | 264 |
| 2012 | 97.93% | 258 |
| 2011 | 98.30% | 253 |
| 2010 | 98.42% | 270 |
| 2009 | 97.82% | 263 |
| 2008 | 98.39% | 318 |
| 2007 | 98.55% | 237 |
| 2006 | 98.67% | 242 |
| 2005 | 97.00% | 247 |
| 2004 | 98.31% | 348 |
| 2003 | 97.80% | 371 |
| 2002 | 98.16% | 276 |
| 2001 | 97.06% | 129 |
| 2000 | 97.47% | 8 |
| 1999 | 99.15% | 11 |
| 1998 | 98.33% | 9 |
| 1997 | 100.00% | 3 |