According to SINP's latest published figures, express entry processing takes an average of 41 weeks and OID processing takes 27.SINP is 18 months plus processing times only in a few cases especially OID category. Express entry category is anywhere between 3 to 6 months.
All these 3 -5k people are going to hit the pool shortly within 3 to 4 months.
https://www.saskatchewan.ca/residents/moving-to-saskatchewan/immigrating-to-saskatchewan/saskatchewan-immigrant-nominee-program/check-application-processing-times-for-sinp
So the inflow from all their September-October draws is likely to start by April-May of 2020.