Read this: The Freeview HD service currently contains 10 HD channels (as of December 2013[update]) and was rolled out region by region across the UK in accordance with the digital switchover process, finally being completed in October 2012. However, Freeview HD is not the first HDTV service over digital terrestrial television in Europe;
Now answer this question, if there is an answer (If it cannot be answered, return "unanswerable"): When was the digital switchover process completed in the UK?
October 2012