Population size ranges required to attain median standard errors of 1, 2 or 3 years with varying degrees of data aggregation for New South Wales and local government areas data
| SE (years) | 1-year | 3-year | 5-year |
|---|---|---|---|
| 1 | 20 000–25 000 | 8000–10 000 | 5000–6000 |
| 2 | 6000–7000 | 2000–3000 | 1000–2000 |
| 3 | 3000–4000 | 1000–2000 | <1000 |