Baroness Harman – Votes and party alignment
| Year | Party alignment | Total votes |
|---|---|---|
| 2025 | 99.68% | 212 |
| 2024 | 99.99% | 148 |
| 2023 | 99.99% | 256 |
| 2022 | 100.00% | 251 |
| 2021 | 99.76% | 242 |
| 2020 | 99.19% | 190 |
| 2019 | 98.14% | 181 |
| 2018 | 99.02% | 198 |
| 2017 | 98.99% | 170 |
| 2016 | 99.51% | 231 |
| 2015 | 97.98% | 218 |
| 2014 | 99.29% | 238 |
| 2013 | 99.60% | 264 |
| 2012 | 99.08% | 258 |
| 2011 | 99.74% | 253 |
| 2010 | 98.74% | 270 |
| 2009 | 98.26% | 263 |
| 2008 | 97.13% | 318 |
| 2007 | 96.78% | 237 |
| 2006 | 98.25% | 242 |
| 2005 | 96.74% | 247 |
| 2004 | 98.51% | 348 |
| 2003 | 96.86% | 371 |
| 2002 | 96.82% | 276 |
| 2001 | 97.58% | 129 |
| 2000 | 100.00% | 8 |
| 1999 | 99.17% | 11 |
| 1998 | 98.74% | 9 |
| 1997 | 100.00% | 3 |