The data has been checked from multiple sources
Saab 2000 Production List - Planespotters.net Just Aviation
10025 025 Saab 2000 AEW&C 05-2010 Active SE-025
10040 040 Saab 2000 AEW&C 02-07-2010 Active SE-040
10045 045 Saab 2000 AEW&C 03-10-2011 Active SE-045
10049 049 Saab 2000 AEW&C 23-02-2010 Active SE-049
J-019 019 Saab 2000 AEW&C 26-09-2008 Active SE-019
Operator Aircraft List Pakistan - Planespotters.net Just Aviation
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Further history of Airframe search reveals..
SE-049 was previously F-GMVG and was operated by a French Airline from 1997-2001
SE-045 was previously LY-SBW and was operated by Lituanian airlines until 2009
SE-040 has no recorded History
SE-025 has no recorded history
SE-019 has no recorded history
That means at least two of the aircrafts are second hand....
All 5 are appearing as "Active" . That means none has been decommissioned or scrapped by PAF
The Final Status :
Two airframes can fly, one of them is a trainer and one has the operational Erieye system. One is destroyed and and one is nonoperational. Cant state about the last one.