Lord Brennan – Votes and party alignment
| Year | Party alignment | Total votes |
|---|---|---|
| 2026 | 65.39% | 59 |
| 2025 | 61.43% | 227 |
| 2024 | 58.42% | 76 |
| 2023 | 69.73% | 167 |
| 2022 | 59.79% | 163 |
| 2021 | 64.07% | 143 |
| 2020 | 71.47% | 104 |
| 2019 | 94.81% | 67 |
| 2018 | 95.60% | 61 |
| 2017 | 97.87% | 58 |
| 2016 | 99.32% | 102 |
| 2015 | 92.51% | 68 |
| 2014 | 97.76% | 86 |
| 2013 | 88.93% | 87 |
| 2012 | 99.96% | 113 |
| 2011 | 97.19% | 131 |
| 2010 | 85.86% | 73 |
| 2009 | 89.98% | 90 |
| 2008 | 94.87% | 125 |
| 2007 | 89.93% | 100 |
| 2006 | 94.62% | 165 |
| 2005 | 96.17% | 90 |
| 2004 | 90.70% | 179 |
| 2003 | 93.16% | 229 |
| 2002 | 96.92% | 132 |
| 2001 | 90.69% | 82 |
| 2000 | 92.86% | 1 |