Histogram stats - Sample Cast
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     Cast 11
       Mean sigma:       26.2291       RMS: 0.0046993
       Mean theta:       19.385       RMS: 0.021625
       Mean salinity:    36.709       RMS: 0.0026133
       Mean Pressure:    100.085       RMS: 4.506
       Mean Chlorophyll: 0.28379       RMS: 0.2478