| Item | 1983 | 1999 | ||
|---|---|---|---|---|
| Weight/ Volume | Price ($) | Weight/ Volume | Price ($) | |
| Bread | 680g | 0.80 | 650g | 2.13 |
| Tea bags/tea | 250g | 1.06 | 180g | 3.47 |
| Baked beans | 440g | 0.54 | 420g | 1.08 |
| Baby food | 125g | 0.27 | 120g | 0.64 |
| Pet food | 405g | 0.52 | 400g | 0.97 |
| Canned salmon (pink) | 220g | 1.21 | 210g | 2.60 |
| Toilet rolls | 6 x 500 sheets | 2.51 | 4 x 270 sheets | 3.50 |