First Adult: 18.77 days
First Adult (With Interview): 26.25 days
Adult Renewal: 13.71 days
First Child: 19.31 days
Child Renewal: 15.23 days
First Adult (overseas application): 42 days
Adult Renewal (overseas application): 32.66 days
(Crowd sourced data for last 30 days)
View graphs showing averages over time here