Individual appliance data columns:
1: Kettle
2: Microwave
3: Toaster
4: Hair Dryer
5: Cooker
6: Cold Appliance(s) (Fridges and Freezers)
7: TV(s)
8: Other AV (DVD Players, Set Top Boxes, Games Consoles)
9: Washing Machine
10: Dishwasher
11: Tumble Dryer
12: Vacuum Cleaner
13: Iron
14: Laptop PC(s)
15: Desktop PC(s)
16: Other ICT (Monitors, Printers)
17: Other general loads (undefined within dataset used)
18: Lighting
19: Electric Shower