| Small Area | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | 2027 | 2028 | 2029 | 2030 | 2031 | 2032 | 2033 | 2034 | 2035 | 2036 | 2037 | 2038 | 2039 | 2040 | 2041 | 2042 | 2043 | 2044 | 2045 | 2046 | 2047 | 2048 | 2049 | 2050 | 2051 | 2052 | 2053 | 2054 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gingin and rural inland | 0.9269 | 0.9277 | 0.9296 | 0.9313 | 0.9320 | 0.9326 | 0.9342 | 0.9357 | 0.9371 | 0.9384 | 0.9395 | 0.9406 | 0.9416 | 0.9425 | 0.9434 | 0.9443 | 0.9451 | 0.9458 | 0.9465 | 0.9472 | 0.9478 | 0.9484 | 0.9490 | 0.9496 | 0.9501 | 0.9507 | 0.9512 | 0.9516 | 0.9521 | 0.9525 | 0.9530 | 0.9534 | 0.9538 | 0.9542 |
| Lower Coastal - Guilderton | 0.9827 | 0.9827 | 0.9829 | 0.9830 | 0.9830 | 0.9830 | 0.9831 | 0.9832 | 0.9832 | 0.9833 | 0.9834 | 0.9834 | 0.9835 | 0.9836 | 0.9836 | 0.9837 | 0.9838 | 0.9838 | 0.9839 | 0.9839 | 0.9840 | 0.9841 | 0.9841 | 0.9842 | 0.9842 | 0.9843 | 0.9844 | 0.9844 | 0.9845 | 0.9845 | 0.9846 | 0.9846 | 0.9847 | 0.9847 |
| Upper Coastal - Lancelin | 0.8626 | 0.8631 | 0.8627 | 0.8638 | 0.8648 | 0.8657 | 0.8673 | 0.8687 | 0.8700 | 0.8713 | 0.8725 | 0.8736 | 0.8740 | 0.8743 | 0.8746 | 0.8749 | 0.8751 | 0.8753 | 0.8755 | 0.8757 | 0.8759 | 0.8760 | 0.8761 | 0.8763 | 0.8764 | 0.8765 | 0.8766 | 0.8767 | 0.8767 | 0.8768 | 0.8769 | 0.8770 | 0.8770 | 0.8771 |