F800: suspect maximum
QC::testData()
File: /esg/data/outgoing/output1/MRI/MRI-CGCM3/historical/mon/aerosol/aero/r1i1p1/v20111207/cldncl/cldncl_aero_MRI-CGCM3_historical_r1i1p1_185001-200512.nc
rec#=260, Variable: cldncl, Date: 1871-09-16T00:00:00, Max.:  2.74762e+21