From the following data find Consumer Price Index or Cost of Living Index:
`{:("Items","Quantity Consumed "," Price in"," Price in",),(," in Current Year","Base Year","Current Year",),("Rice"," 30 qt"," 12"," 25",),("Pulses"," 36 kg"," 0.4"," 0.6",),("Oil"," 24 l"," 1.5"," 2.2",),("Clothing"," 72 metres"," 0.75"," 10",),("Housing "," per month"," 20"," 30",),("Miscellaneous"," per month"," 20"," 15",):}`