Here's some more info:
Household Electrical Consumption
Kitchen Electrical Hours Days kWh Monthly
rating in watts per per (Units) used cost
(1000W=1kW) day month per month (40.1c/kWh)
Dishwasher: Heater and motor 2,700 2.0 25 135 R 54.13
Electric stove front large plate 2,000 2.0 30 120 R 48.12
Electric stove front small plate 1,500 1.0 15 22.5 R 9.02
Electric stove back large plate 1,500 1.5 30 67.5 R 27.06
Electric stove back small plate 1,000 1.0 25 25 R 10.02
Electric oven grill element 2,200 0.5 15 16.5 R 6.62
Electric oven bake element 1,900 0.5 20 19 R 7.62
Electric two plate stove (Hotplate) 2,000 3.5 30 210 R 84.21
Freezer (chest) 230 6.5 30 44.9 R 18.00
Freezer (upright) 330 6.5 30 64.4 R 25.82
Geyser 2,000 5.0 30 300 R 120.30
Kettle 2,400 0.5 30 32.4 R 12.99
Microwave oven (Medium) 1,300 1.5 30 58.5 R 23.46
Refrigerator with freezer 550 6.5 30 107.3 R 43.03
Slow cooker 250 8.0 20 40 R 16.04
Computer 120 3.0 30 10.8 R 4.33
Lounge Electrical Hours Days kWh Monthly
rating in watts per per (Units) used cost
(1000W=1kW) day month per month (40.1c/kWh)
Air conditioner 2,500 12.0 20 600 R 240.60
Compact disk player (CD) 10 3.0 10 0.3 R 0.12
Heater (2 bars) 1,300 5.0 20 130 R 52.13
Heater (3 bars) 2,000 5.0 20 200 R 80.20
Heater capil 1,500 5.0 20 150 R 60.15
Heater fan 2,000 5.0 20 200 R 80.20
Heater oil 2,000 5.0 20 200 R 80.20
Hi-fi with 30 watt speakers 180 3.0 10 5.4 R 2.16
Lighting: single bulb (60w) 60 5.0 30 9 R 3.61
Lighting: single bulb (100w) 100 5.0 30 15 R 6.01
Lighting: ceiling fixture 3 x 60w bulb 180 5.0 30 27 R 10.83
Lighting: fluorescent 2 tube (1 metre) 100 5.0 30 15 R 6.01
Lighting: energy saving lamp (cfl) 20 5.0 30 3 R 1.20
Lighting: energy saving lamp (cfl) 11 5.0 30 1.7 R 0.68
M-net decoder 28 12.0 30 10.1 R 4.05
Radio: portable with cassette player (2 speaker) 18 4.0 30 2.2 R 0.88
Radio: portable without cassette player 6 4.0 30 0.7 R 0.28
Tape deck (double) 20 4.0 30 2.4 R 0.96
Television 37 cm colour 50 6.0 30 9 R 3.61
Television 51 cm colour 80 6.0 30 14.4 R 5.77
Television 70 cm colour 100 6.0 30 18 R 7.22
Video recorder 35 3.0 20 2.1 R 0.84
DVD player 14 3.0 20 0.84 R 0.34