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Download Data (XLS File) |
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| Refining District Appalachian No. 1 Normal Butane-Butylene Stocks at Refineries (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 7 | 2 | 2 | 1 | 6 | 2 | 10 | 21 | 5 | 4 | 4 | 3 |
| 1994 | 2 | 3 | 4 | 7 | 3 | 7 | 5 | 16 | 13 | 12 | 4 | 7 |
| 1995 | 1 | 6 | 5 | 5 | 3 | 3 | 14 | 23 | 4 | 6 | 2 | 6 |
| 1996 | 6 | 3 | 4 | 4 | 2 | 5 | 1 | 23 | 22 | 14 | 4 | 6 |
| 1997 | 5 | 13 | 1 | 5 | 4 | 1 | 38 | 16 | 21 | 35 | 9 | |
| 1998 | 6 | 17 | 7 | 7 | 5 | 4 | 2 | 44 | 28 | 5 | 6 | |
| 1999 | 1 | 2 | 7 | 2 | 3 | 33 | 29 | 24 | 1 | 2 | ||
| 2000 | 2 | 6 | 12 | 6 | 3 | 20 | 3 | 49 | 48 | 65 | 14 | 1 |
| 2001 | 1 | 4 | 5 | 4 | 3 | 4 | 5 | 46 | 49 | 37 | 9 | 5 |
| 2002 | 3 | 8 | 8 | 7 | 2 | 4 | 2 | 48 | 69 | 50 | 14 | 7 |
| 2003 | 2 | 2 | 5 | 6 | 3 | 3 | 53 | 67 | 60 | 20 | 12 | |
| 2004 | 18 | 27 | 25 | 20 | 23 | 52 | 44 | 23 | ||||
| 2005 | 4 | 7 | 3 | 7 | 10 | 8 | 9 | 7 | 40 | 36 | 19 | 8 |
| 2006 | 12 | 13 | 6 | 6 | 2 | 2 | 2 | 49 | 46 | 22 | 5 | 11 |
| 2007 | 7 | 3 | 10 | 5 | 4 | 3 | 2 | 42 | 42 | 64 | 38 | 30 |
| 2008 | 27 | 27 | 16 | 1 | 4 | 3 | 13 | 56 | 50 | 33 | 13 | 20 |
| 2009 | 7 | 11 | 11 | 20 | 23 | 6 | 31 | 62 | 69 | 47 | 13 | 28 |
| 2010 | 27 | 15 | 11 | 10 | 22 | 15 | 16 | 21 | 39 | 89 | 69 | 64 |
| 2011 | 54 | 48 | 36 | 41 | 19 | 18 | 21 | 49 | 37 | 59 | 32 | 18 |
| 2012 | 17 | 21 | 7 | 5 | 8 | 8 | 53 | 65 | 32 | 32 | 15 | 16 |
| 2013 | 19 | 34 | 38 | 59 | 54 | 50 | 45 | 48 | 57 | 40 | 42 | 38 |
| 2014 | 39 | 3 | 2 | 1 | 6 | 4 | 4 | 7 | 16 | 31 | 28 | 25 |
| 2015 | 25 | 32 | 14 | 13 | 6 | 6 | 2 | 21 | 29 | 33 | 36 | 30 |
| 2016 | 24 | 15 | 9 | 5 | 3 | 2 | 6 | 34 | 21 | 39 | 23 | 19 |
| 2017 | 8 | 18 | 11 | 9 | 4 | 5 | 2 | 31 | 23 | 30 | 49 | 24 |
| 2018 | 12 | 11 | 1 | 2 | 2 | 5 | 3 | 36 | 33 | 34 | 32 | 31 |
| 2019 | 14 | 23 | 4 | 2 | 2 | 9 | 3 | 27 | 23 | 35 | 20 | 10 |
| 2020 | 15 | 7 | 2 | 2 | 7 | 2 | 47 | 59 | 48 | 24 | 24 | 20 |
| 2021 | 20 | 14 | 8 | 6 | 9 | 2 | 30 | 59 | 45 | 29 | 27 | 27 |
| 2022 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2023 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2024 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2025 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2026 | -- | -- | ||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 4/30/2026 |
| Next Release Date: 5/29/2026 |