Saver Delivery (usually 6-10 business days) - A$12.79 on orders under A$78.71, orders over this use "Standard Tracked Delivery" (below).
Standard Tracked Delivery (usually 3-5 business days) - A$6.69 on orders over A$236.14 (otherwise A$9.84, or A$12.79 on orders under A$78.71)
Express Courier Delivery (1-3 business days) - A$78.71
Prices may vary by a very small amount in the checkout (usually cheaper!)