Retail sales in Great Britain plummet as Christmas shoppers cut back

In comparison, grocery sales were hugely increased this past Christmas - https://www.kantar.com/uki/inspiration/fmcg/2024-wp-record-numbers-hit-the-shops-as-supermarkets-experience-busiest-christmas-since-2019 .

Perhaps messages about being eco conscious have moved some people away from spending on plastic tat and focused more on having lavish food for the Christmas period? Or does this figure not take into account inflation and this is just to do with food price inflation being higher than other sectors?