By considering the price ratio for 'Food and catering' in Table 2, comment on whether the food and catering prices in November 2020 have increased or decreased relative to January 2020. Justify your answer. (You do not need to calculate the percentage change.)

Table 2 Price ratios and weights Price ratio for November 2020 2020 weights Group relative to January 2020 Food and catering 0.996 153 Alcohol and tobacco 1.010 84 Housing and household expenditure 1.010 428 Personal expenditure 1.043 79 Travel and leisure 1.008 256