Variable       Count     Valid     Min        Max        Mean       Stdev     
avhrr_ch3      18471     18471     -51.19     24.16      0.016938   11.732464 
avhrr_ch4      18471     18471     -49.16     23.68      -0.403958  11.449294 
avhrr_ch5      18471     18471     -50.14     21.94      -1.643782  11.07326  
cloud          18471     17230     1          123        80.964423  36.40855  
cloudx         18471     13270     0          3          2.212886   1.025693  
graphics       18471     5991      2          14         8.108496   1.102848  
sat_zenith     18471     18471     0.01       60.84      25.760976  14.969905 
sst            18471     18471     -50.16     26.77      2.11753    12.294763 
sst_masked     18471     1202      5.07       26.77      17.998369  5.848198