Saver Delivery (usually 6-10 business days) - A$15.37 on orders under A$78.80, orders over this use "Standard Tracked Delivery" (below).
Standard Tracked Delivery (usually 3-5 business days) - A$7.78 on orders over A$236.40 (otherwise A$12.80, or A$19.31 on orders under A$78.80)
Express Courier Delivery (1-3 business days) - A$80.77 on orders over A$265.95, otherwise A$100.47
Prices may vary by a very small amount in the checkout (usually cheaper!)