IX 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
                                                                       
  AVPIE        2016OCT          22      0.2419           20      0.2974
  AVPIE        2017APR           2     -0.8366            0       .    
  AVPIE        2017OCT          22      0.4657           20      0.3791
  AVPIE        2018APR          94     -0.1998           92      0.5889
  AVPIE        2018OCT          54      0.2301           52      0.5719
  AVPIE        2019APR          60      0.5744           58      0.6843
  AVPIE        2019OCT          47     -0.2114           44      0.4945
  AVPIE        2020APR          56     -0.2056           54      0.5554
  AVPIE        2020OCT          25     -0.0450           23      0.4334
  AVPIE        2021APR          47      0.1980           45      0.5879
  AVPIE        2021OCT          34     -0.1233           32      0.6033
  AVPIE        2022APR          38     -0.1691           36      0.6268
  AVPIE        2022OCT          30     -0.4548           28      0.5242
  AVPIE        2023APR          19     -0.4397           17      0.4290
  AVPIE        2023OCT          18      0.1971           15      0.5905
  AVPIE        2024APR          43     -0.6062           40      0.7274
  AVPIE        2024OCT          37     -0.0789           33      0.4992
  AVPIE        2025APR          51      0.0581           49      0.4334
  AVPIE        2025OCT          10     -1.2791            8      0.6007