No one can tell. It depends from file to file and workload of VO. Best guesstimate is 0-15 months. You will get better answers if you connect with fellow NDVO applicants here:Can anyone please help?
I am an applicant from India. My details are as follows:
Application filed (Sent to Nova Scotia): May 8th 2017
AOR Received: July 29th 2017
I would like to know the average time required for Indian applicants filing from India to receive the medical and RPRF request.
http://www.canadavisa.com/canada-immigration-discussion-board/threads/india-new-delhi-vo-qsw-federal-after-csq.462451/page-49#post-6238923