Market overview by Energy Label class
The most energy-efficient A+++ models currently make up only 2% of all the dishwasher models available in the UK.  A++ and A+ dishwashers account for 10% and 17%, respectively.
The largest number of models (480 or 68%) currently available have an A label.
Number of dishwasher models on UK market by energy class, November 2012
Source: GfK, November 2012
 Based on GfK data, accessed November 2012