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Rocky Mountain (PADD 4) Isobutane-Isobutylene Stocks at Refineries (Thousand Barrels) | ||||||||
Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1993 | 72 | 74 | 108 | 138 | 155 | 113 | 97 | 105 | 109 | 90 | 133 | 126 |
1994 | 97 | 122 | 163 | 165 | 141 | 154 | 127 | 115 | 139 | 169 | 114 | 105 |
1995 | 115 | 127 | 141 | 104 | 100 | 83 | 80 | 92 | 100 | 68 | 84 | 127 |
1996 | 83 | 75 | 98 | 152 | 122 | 96 | 104 | 78 | 122 | 120 | 90 | 89 |
1997 | 92 | 66 | 105 | 107 | 110 | 106 | 91 | 112 | 154 | 129 | 94 | 81 |
1998 | 108 | 141 | 128 | 92 | 82 | 102 | 125 | 130 | 144 | 144 | 143 | 133 |
1999 | 137 | 120 | 107 | 92 | 101 | 76 | 79 | 106 | 87 | 64 | 74 | 139 |
2000 | 111 | 138 | 128 | 93 | 91 | 114 | 101 | 106 | 86 | 93 | 76 | 75 |
2001 | 85 | 97 | 112 | 87 | 75 | 105 | 114 | 73 | 88 | 76 | 89 | 80 |
2002 | 71 | 77 | 142 | 109 | 94 | 77 | 107 | 107 | 98 | 107 | 90 | 67 |
2003 | 106 | 125 | 123 | 131 | 90 | 92 | 87 | 85 | 104 | 73 | 71 | 86 |
2004 | 98 | 69 | 105 | 69 | 54 | 78 | 66 | 79 | 111 | 88 | 66 | 75 |
2005 | 79 | 75 | 97 | 72 | 94 | 95 | 59 | 100 | 101 | 70 | 63 | 73 |
2006 | 81 | 92 | 65 | 92 | 96 | 100 | 69 | 85 | 100 | 93 | 98 | 61 |
2007 | 71 | 78 | 111 | 87 | 77 | 67 | 97 | 98 | 120 | 90 | 92 | 87 |
2008 | 97 | 86 | 104 | 99 | 97 | 89 | 91 | 80 | 90 | 87 | 62 | 66 |
2009 | 83 | 90 | 62 | 80 | 84 | 69 | 73 | 76 | 79 | 80 | 118 | 95 |
2010 | 110 | 112 | 112 | 81 | 135 | 105 | 98 | 121 | 110 | 106 | 104 | 98 |
2011 | 104 | 102 | 133 | 120 | 123 | 140 | 121 | 120 | 87 | 113 | 110 | 106 |
2012 | 111 | 107 | 103 | 113 | 117 | 124 | 101 | 73 | 114 | 100 | 143 | 94 |
2013 | 117 | 150 | 95 | 100 | 98 | 83 | 77 | 72 | 105 | 112 | 81 | 86 |
2014 | 107 | 82 | 112 | 85 | 80 | 90 | 107 | 107 | 126 | 116 | 107 | 111 |
2015 | 123 | 115 | 100 | 112 | 71 | 93 | 101 | 109 | 102 | 101 | 123 | 143 |
2016 | 97 | 129 | 117 | 82 | 83 | 78 | 86 | 120 | 92 | 92 | 111 | 100 |
2017 | 101 | 89 | 89 | 93 | 111 | 95 | 105 | 86 | 102 | 100 | 104 | 101 |
2018 | 108 | 107 | 77 | 94 | 76 | 73 | 71 | 82 | 58 | 65 | 97 | 88 |
2019 | 114 | 163 | 171 | 79 | 88 | 117 | 100 | 82 | 79 | 104 | 87 | 84 |
2020 | 94 | 104 | 106 | 93 | 88 | 91 | 74 | 87 | 86 | 96 | 85 | 77 |
2021 | 75 | 71 | 104 | 99 | 94 | 70 | 75 | 92 | 93 | 72 | 101 | 97 |
2022 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
2023 | -- | -- | -- | -- | -- | -- |
- = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
Release Date: 8/31/2023 |
Next Release Date: 9/29/2023 |