Summary of 1R Data Dictionary changes from Version 20011129 to Version 20020207 OLD VERSION 8 0 C YYYYMMDD 1 10 1R VERSION 20011129 NEW VERSION 8 0 C YYYYMMDD 1 10 1R VERSION 20020207 OLD AOILDP 5 1 N kPa 3 2230 AVG OIL FILTER DELTA P NEW OLD NOILDP 5 0 N 3 2240 SAMPLES OIL FILTER DELTA P TOTAL DATA POINTS NEW OLD BOILDP 5 0 N 3 2250 BQD OIL FILTER DELTA P TOTAL DATA POINTS NEW OLD OOILDP 5 0 N 3 2260 OVER/UNDER RANGE OIL FILTER DELTA P TOTAL DATA POINTS NEW OLD NEW RRTGF 6 2 N % 6a 8916 REFEREE RATING TOP GROOVE FILL OLD NEW RRTLHC 6 2 N % 6a 8913 REFEREE RATING TOP LAND HEAVY CARBON OLD NEW TGF 6 2 N % 5 4826 TOP GROOVE FILL UNADJUSTED LAB RATING OLD NEW TLHC 6 2 N % 5 4823 TOP LAND HEAVY CARBON