Wealth index Cumulative Frequency Percent Valid Percent Percent Valid Poorest 5918 25.0 25.0 25.0 Poorer 5270 22.3 22.3 47.3 Middle 5239 22.1 22.1 69.4 Richer 4655 19.7 19.7 89.1 Richest 2584 10.9 10.9 100.0 Total 23666 100.0 100.0 C. How many sub-categories you can see here? (1 mark) D. Which group has the maximum percent of people? (1 mark) E. What type of variable is Wealth index? (1 mark)