16. Jasdan

Independent held the seat; the winning margin narrowed from 23.0% to 10.6%.

Boundaries were redrawn between 1975 and 1980 — the comparison is matched by name and is indicative only.

• Won on a lower shareIts own vote share fell 12.7% — it held because the rest of the vote was more divided.
• Vote fragmentedThe top two took only 76.7% between them, down from 89.7% — the field split more ways.

Written from the constituency figures by a fixed set of rules — no language model.