Thats the current estimate published on the IRCC website but with COVD now nobody really knows given things have been effectively on hold since MArch/April and only now getting started again. Maybe best guess 12-18 months but unlikely would think less than ,Some people here like to speculate a couple of years but nobody knows but at least online applications are coming on stream now which still leaves a final remote solution for the test and oath the main issue due to COVID