I have a tendancy to use Stored Procedures for such work...
CREATE PROCEDURE insert_new_pers_wr_records
@act int, @wr int, @pid int, @JanNew real, @FebNew real, @MarNew real, @AprNew real, @MayNew real, @JunNew real, @JulNew real, @AugNew real, @SepNew real, @OctNew real, @NovNew real, @DecNew...