0 0 RESERVED
1 1 RESERVED
2 2 EARTH LOCATED INSTRUMENT COUNTS, CALIBRATION COEFFICIENTS AN"  D HOUSEKEEPING (LEVEL 1B)
3 3 EARTH LOCATED CALIBRATED RADIANCES (LEVEL 1C)
4 4 MAPPED TO A COMMON FOOTPRINT, EARTH LOCATED CALIBRATED RADIA"  NCES (LEVEL 1D)
15 15 MISSING VALUE
