IIIHB Industry Statistics Based Upon LTMS Data Sets
April Period   =10/1 to 3/31
October Period =4/1 to 9/30
pooled s is by reference material ( example: oil)

                                                 Degrees of      Pooled
  Parameter   Period        N-size  Average Yi      Freedom           s
  ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒ
                                                                       
  PHOS         2015OCT          23     -0.0634           20      1.7929
  PHOS         2016APR           6      0.2564            3      1.2102
  PHOS         2016OCT          24     -0.3232           21      2.3191
  PHOS         2017APR          26     -0.6291           23      3.0686
  PHOS         2017OCT          27     -0.3612           24      1.4735
  PHOS         2018APR          24     -0.0093           21      1.5419
  PHOS         2018OCT          25     -0.0938           21      1.7060
  PHOS         2019APR          25      0.3163           22      1.1311
  PHOS         2019OCT          24     -0.2338           20      2.6111
  PHOS         2020APR          21     -0.1399           17      1.4823
  PHOS         2020OCT          16     -0.1647           13      1.5459
  PHOS         2021APR          20     -0.1560           16      1.3810
  PHOS         2021OCT          12      0.4521            9      0.7700
  PHOS         2022APR          15      0.2603           12      0.9131
  PHOS         2022OCT          12     -0.0181            8      1.4504
  PHOS         2023APR          13      0.4916           10      1.3489
  PHOS         2023OCT          14      0.7824           10      1.6205
  PHOS         2024APR          18      0.8437           15      1.4226
  PHOS         2024OCT          26      0.8731           23      2.0988
  PHOS         2025APR          29      0.3484           27      1.7843
  PHOS         2025OCT           8      0.6749            6      1.8617