T13 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 IRPH 2015APR 1 -1.0565 0 . IRPH 2015OCT 14 -0.7543 10 11.4913 IRPH 2016APR 4 -0.1556 1 12.7279 IRPH 2016OCT 10 -0.1081 8 13.3058 IRPH 2017OCT 5 -0.7459 4 8.0020 IRPH 2018APR 1 -0.0360 0 . IRPH 2018OCT 10 0.0414 9 11.2174 IRPH 2019OCT 4 -1.4032 3 14.6834 IRPH 2020APR 2 -0.0405 1 22.5567 IRPH 2020OCT 3 -1.3934 2 9.9077 IRPH 2021APR 5 -1.8396 4 23.8157 IRPH 2021OCT 6 -1.2898 5 15.1304 IRPH 2022APR 3 -0.4595 2 11.8647 IRPH 2022OCT 3 -0.6396 2 15.4153 IRPH 2023APR 4 -0.1441 3 9.3748 IRPH 2023OCT 7 -0.1660 5 10.1164 IRPH 2024APR 2 0.8514 1 4.0305 IRPH 2024OCT 4 0.6261 3 10.9058 IRPH 2025APR 1 1.7297 0 . KV40 2015APR 1 -0.1817 0 . KV40 2015OCT 14 -0.8037 10 1.0639 KV40 2016APR 4 -0.4001 1 0.8353 KV40 2016OCT 10 -0.7600 8 0.6681 KV40 2017OCT 5 -1.2971 4 0.3630 KV40 2018APR 1 -1.0702 0 . KV40 2018OCT 10 -0.6074 9 1.0088 KV40 2019OCT 4 -0.7151 3 0.5046 KV40 2020APR 2 -0.2024 1 0.4912 KV40 2020OCT 3 -0.6269 2 0.1885 KV40 2021APR 5 -1.2916 4 1.6992 KV40 2021OCT 6 -0.3926 5 1.0288 KV40 2022APR 3 -0.0173 2 0.2582 KV40 2022OCT 3 -0.8361 2 0.4003 KV40 2023APR 4 -0.0072 3 0.4599 KV40 2023OCT 7 -0.3233 5 0.5331 KV40 2024APR 2 0.0156 1 0.1995 KV40 2024OCT 4 0.6682 3 0.6237 KV40 2025APR 1 -0.4858 0 .