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| Refining District Minnesota-Wisconsin-North Dakota-South Dakota Naphthas and Lighter Stocks at Refineries (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 160 | 134 | 138 | 143 | 234 | 204 | 199 | 165 | 177 | 190 | 204 | 144 |
| 1994 | 173 | 196 | 204 | 156 | 137 | 151 | 162 | 156 | 126 | 152 | 196 | 198 |
| 1995 | 162 | 139 | 161 | 267 | 234 | 166 | 116 | 121 | 157 | 172 | 147 | 166 |
| 1996 | 162 | 184 | 169 | 170 | 200 | 134 | 141 | 106 | 163 | 138 | 137 | 170 |
| 1997 | 167 | 142 | 129 | 177 | 120 | 128 | 142 | 164 | 164 | 175 | 169 | 202 |
| 1998 | 212 | 177 | 166 | 252 | 230 | 244 | 248 | 243 | 207 | 171 | 151 | 143 |
| 1999 | 156 | 145 | 214 | 251 | 226 | 169 | 158 | 167 | 245 | 244 | 153 | 149 |
| 2000 | 132 | 155 | 166 | 179 | 255 | 198 | 182 | 277 | 201 | 166 | 241 | 267 |
| 2001 | 320 | 265 | 344 | 320 | 288 | 277 | 267 | 199 | 254 | 190 | 178 | 196 |
| 2002 | 154 | 190 | 259 | 231 | 155 | 151 | 130 | 127 | 114 | 155 | 157 | 89 |
| 2003 | 84 | 98 | 118 | 138 | 265 | 146 | 150 | 160 | 165 | 186 | 135 | 138 |
| 2004 | 165 | 206 | 155 | 310 | 174 | 215 | 169 | 165 | 166 | 150 | 150 | 160 |
| 2005 | 173 | 268 | 315 | 307 | 195 | 128 | 170 | 179 | 162 | 195 | 110 | 98 |
| 2006 | 139 | 198 | 168 | 304 | 110 | 102 | 114 | 88 | 250 | 160 | 166 | 120 |
| 2007 | 164 | 120 | 131 | 121 | 116 | 136 | 74 | 140 | 147 | 157 | 131 | 139 |
| 2008 | 155 | 126 | 142 | 307 | 393 | 190 | 150 | 195 | 188 | 167 | 117 | 103 |
| 2009 | 107 | 123 | 131 | 168 | 132 | 116 | 121 | 112 | 137 | 158 | 134 | 97 |
| 2010 | 146 | 160 | 174 | 220 | 194 | 155 | 165 | 169 | 185 | 158 | 152 | 133 |
| 2011 | 142 | 145 | 177 | 153 | 115 | 164 | 149 | 142 | 162 | 89 | 86 | 86 |
| 2012 | 79 | 76 | 105 | 91 | 96 | 69 | 90 | 100 | 77 | 182 | 98 | 62 |
| 2013 | 61 | 62 | 83 | 77 | 56 | 70 | 151 | 135 | 142 | 124 | 104 | 84 |
| 2014 | 99 | 96 | 95 | 95 | 122 | 84 | 74 | 129 | 140 | 128 | 137 | 87 |
| 2015 | 91 | 104 | 89 | 98 | 127 | 226 | 180 | 251 | 141 | 125 | 107 | 158 |
| 2016 | 135 | 137 | 120 | 116 | 110 | 133 | 223 | 158 | 146 | 192 | 153 | 91 |
| 2017 | 122 | 163 | 191 | 153 | 186 | 143 | 164 | 181 | 236 | 153 | 205 | 158 |
| 2018 | 151 | 141 | 195 | 186 | 206 | 215 | 214 | 224 | 186 | 204 | 214 | 216 |
| 2019 | 202 | 216 | 211 | 218 | 202 | 199 | 212 | 212 | 188 | 191 | 190 | 221 |
| 2020 | 224 | 216 | 194 | 198 | 182 | 212 | 225 | 220 | 192 | 181 | 159 | 185 |
| 2021 | 163 | 219 | 258 | 199 | 191 | 189 | 174 | 177 | 176 | 171 | 162 | 170 |
| 2022 | 161 | 167 | 178 | 161 | 214 | 167 | 406 | 294 | 176 | 149 | 136 | 154 |
| 2023 | 152 | 142 | 164 | 321 | 335 | 342 | 231 | 201 | 186 | 253 | 334 | 330 |
| 2024 | 325 | 324 | 333 | 347 | 275 | 298 | 289 | 220 | 203 | 218 | 209 | 144 |
| 2025 | 192 | 185 | 389 | 210 | 164 | 173 | 190 | 228 | 169 | 239 | 159 | |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 2/6/2026 |
| Next Release Date: 2/27/2026 |