IIIHA 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 PVIS 2015OCT 23 0.1236 20 0.6660 PVIS 2016APR 6 -0.1964 3 0.6222 PVIS 2016OCT 24 -0.8274 21 0.8862 PVIS 2017APR 24 -0.1365 21 0.6535 PVIS 2017OCT 27 -1.5093 24 0.5772 PVIS 2018APR 24 -0.8571 21 0.6765 PVIS 2018OCT 24 -0.3502 20 0.4572 PVIS 2019APR 25 -0.1667 22 0.6820 PVIS 2019OCT 24 -0.4317 20 0.6699 PVIS 2020APR 21 -0.3998 17 0.4854 PVIS 2020OCT 16 -0.7242 13 0.4478 PVIS 2021APR 20 -0.2474 16 0.7354 PVIS 2021OCT 12 -0.7336 9 0.3893 PVIS 2022APR 15 -0.6478 12 0.3151 PVIS 2022OCT 12 -1.0559 8 0.2001 PVIS 2023APR 13 -0.8587 10 0.5635 PVIS 2023OCT 14 -0.4766 10 0.3607 PVIS 2024APR 18 -0.5863 15 0.3940 PVIS 2024OCT 26 0.1727 23 0.5774 PVIS 2025APR 29 -0.5957 27 0.3998 PVIS 2025OCT 7 -0.8435 5 0.5743 MRV 2015OCT 23 0.1103 20 0.6352 MRV 2016APR 6 -0.2073 3 0.7769 MRV 2016OCT 24 -0.6785 21 0.8387 MRV 2017APR 24 -0.0799 21 0.5271 MRV 2017OCT 27 -1.1299 24 0.4065 MRV 2018APR 24 -0.6960 21 0.5490 MRV 2018OCT 24 -0.3596 20 0.4563 MRV 2019APR 25 -0.2089 19 0.5230 MRV 2019OCT 24 -0.3108 20 0.6068 MRV 2020APR 21 -0.4748 17 2.3178 MRV 2020OCT 16 -0.4828 13 3.1927 MRV 2021APR 20 0.0783 15 0.9278 MRV 2021OCT 12 -0.5697 9 3.4445 MRV 2022APR 15 -0.5328 12 0.1985 MRV 2022OCT 12 -0.9389 8 0.1828 MRV 2023APR 13 -0.5827 10 4.7171 MRV 2023OCT 14 -0.6329 10 0.2976 MRV 2024APR 18 -0.7073 15 2.8617 MRV 2024OCT 26 0.2485 23 3.4243 MRV 2025APR 29 -0.4200 27 2.3035 MRV 2025OCT 7 -0.4835 5 4.5648