Types (hardware and software) The following are classes of MIDI (Musical Instrument Digital Interface) controller: The human interface component of a traditional instrument redesigned as a MIDI control device. The most common type of device in this class is the keyboard controller.
For females, the average cost of groceries for 1 person per month is about two hundred eighty-three dollars ($283). For males, the average grocery bill for 1 person per month is closer to three hundred twenty dollars ($320). You can view the raw data at USDA.
The average food cost per month for 1 person varied from a low of $196.08 for a single female in the 51 - 70 age group on a thrifty plan to $447.84 for a single male in the 19 - 50 age group on a liberal plan.