ISB 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
                                                                       
  MRV          2003APR           .       .                4     936.023
  MRV          2003OCT           .       .               27     1126.28
  MRV          2004APR           .       .                8     993.730
  MRV          2004OCT           .       .                5     2040.87
  MRV          2005APR           .       .                8     989.841
  MRV          2005OCT           .       .               10     1215.19
  MRV          2006APR           .       .               10     1669.40
  MRV          2006OCT           .       .                6     1761.92
  MRV          2007APR           .       .                6     999.071
  MRV          2007OCT           .       .                5     680.863
  MRV          2008APR           .       .                5     545.894
  MRV          2008OCT           .       .                7     1105.32
  MRV          2009APR           .       .                6     771.546
  MRV          2009OCT           .       .                2     739.422
  MRV          2010APR           .       .                5     1031.36
  MRV          2010OCT           .       .                0       .    
  MRV          2011APR           .       .                5     849.907
  MRV          2011OCT           .       .                5     575.036
  MRV          2012APR           .       .                8     709.370
  MRV          2012OCT           .       .                5     1175.59
  MRV          2013APR           .       .                3     320.420
  MRV          2013OCT           .       .                4     757.691
  MRV          2014APR           .       .                3     1392.90
  MRV          2014OCT           .       .                4     1448.96
  MRV          2015APR           .       .                4     1566.84
  MRV          2015OCT           .       .                5     1315.55
  MRV          2016APR           .       .                4     875.785
  MRV          2016OCT           .       .                3     750.555
  MRV          2017APR           .       .                3     1447.70
  MRV          2017OCT           .       .                2     529.150
  MRV          2018APR           .       .                4     1325.90
  MRV          2018OCT           .       .                3     822.598
  MRV          2019APR           .       .                3     1373.56
  MRV          2019OCT           .       .                4     1006.48
  MRV          2020APR           .       .                2     1305.12
  MRV          2020OCT           .       .                3     655.108
  MRV          2021APR           .       .                2     781.025
  MRV          2021OCT           .       .                3     1090.49
  MRV          2022APR           .       .                4     527.257
  MRV          2022OCT           .       .                2     305.505
  MRV          2023APR           .       .                2     3280.73
  MRV          2023OCT           .       .                1     565.685
  MRV          2024APR           .       .                1     353.553
  MRV          2024OCT           .       .                0       .    
  MRV          2025APR           .       .                0       .    
  MRV          2003APR           .       .                4     936.023
  MRV          2003OCT           .       .               27     1126.28
  MRV          2004APR           .       .                8     993.730
  MRV          2004OCT           .       .                5     2040.87
  MRV          2005APR           .       .                8     989.841
ISB 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
                                                                       
  MRV          2005OCT           .       .               10     1215.19
  MRV          2006APR           .       .               10     1669.40
  MRV          2006OCT           .       .                6     1761.92
  MRV          2007APR           .       .                6     999.071
  MRV          2007OCT           .       .                5     680.863
  MRV          2008APR           .       .                5     545.894
  MRV          2008OCT           .       .                7     1105.32
  MRV          2009APR           .       .                6     771.546
  MRV          2009OCT           .       .                2     739.422
  MRV          2010APR           .       .                5     1031.36
  MRV          2010OCT           .       .                0       .    
  MRV          2011APR           .       .                5     849.907
  MRV          2011OCT           .       .                5     575.036
  MRV          2012APR           .       .                8     709.370
  MRV          2012OCT           .       .                5     1175.59
  MRV          2013APR           .       .                3     320.420
  MRV          2013OCT           .       .                4     757.691
  MRV          2014APR           .       .                3     1392.90
  MRV          2014OCT           .       .                4     1448.96
  MRV          2015APR           .       .                4     1566.84
  MRV          2015OCT           .       .                5     1315.55
  MRV          2016APR           .       .                4     875.785
  MRV          2016OCT           .       .                3     750.555
  MRV          2017APR           .       .                3     1447.70
  MRV          2017OCT           .       .                2     529.150
  MRV          2018APR           .       .                4     1325.90
  MRV          2018OCT           .       .                3     822.598
  MRV          2019APR           .       .                3     1373.56
  MRV          2019OCT           .       .                4     1006.48
  MRV          2020APR           .       .                2     1305.12
  MRV          2020OCT           .       .                3     655.108
  MRV          2021APR           .       .                2     781.025
  MRV          2021OCT           .       .                3     1090.49
  MRV          2022APR           .       .                4     527.257
  MRV          2022OCT           .       .                2     305.505
  MRV          2023APR           .       .                2     3280.73
  MRV          2023OCT           .       .                1     565.685
  MRV          2024APR           .       .                1     353.553
  MRV          2024OCT           .       .                0       .    
  MRV          2025APR           .       .                0       .