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| Midwest (PADD 2) Pentanes Plus Stocks at Natural Gas Processing Plants (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 271 | 256 | 183 | 242 | 238 | 283 | 377 | 922 | 654 | 311 | 353 | 443 |
| 1994 | 733 | 359 | 390 | 417 | 322 | 400 | 327 | 311 | 440 | 364 | 411 | 279 |
| 1995 | 653 | 483 | 509 | 634 | 345 | 327 | 363 | 494 | 401 | 269 | 287 | 273 |
| 1996 | 239 | 262 | 272 | 236 | 263 | 334 | 369 | 393 | 171 | 174 | 167 | 170 |
| 1997 | 71 | 130 | 176 | 220 | 302 | 219 | 306 | 196 | 80 | 163 | 83 | 224 |
| 1998 | 301 | 230 | 92 | 83 | 168 | 207 | 175 | 373 | 399 | 364 | 346 | 487 |
| 1999 | 546 | 440 | 465 | 475 | 474 | 469 | 237 | 290 | 267 | 119 | 120 | 98 |
| 2000 | 97 | 156 | 241 | 278 | 124 | 130 | 114 | 155 | 192 | 97 | 85 | 111 |
| 2001 | 91 | 86 | 98 | 81 | 119 | 136 | 159 | 85 | 147 | 138 | 244 | 97 |
| 2002 | 143 | 216 | 245 | 278 | 240 | 366 | 521 | 479 | 206 | 48 | 73 | 112 |
| 2003 | 131 | 77 | 73 | 121 | 135 | 215 | 171 | 195 | 114 | 96 | 101 | 77 |
| 2004 | 71 | 80 | 107 | 126 | 79 | 92 | 102 | 205 | 190 | 169 | 125 | 99 |
| 2005 | 134 | 140 | 129 | 116 | 153 | 145 | 189 | 268 | 198 | 208 | 161 | 161 |
| 2006 | 163 | 130 | 147 | 257 | 147 | 149 | 166 | 168 | 165 | 151 | 166 | 113 |
| 2007 | 79 | 119 | 108 | 140 | 152 | 149 | 148 | 124 | 110 | 102 | 99 | 79 |
| 2008 | 84 | 123 | 177 | 189 | 237 | 280 | 315 | 312 | 234 | 119 | 176 | 107 |
| 2009 | 136 | 81 | 93 | 98 | 99 | 153 | 183 | 116 | 105 | 98 | 92 | 90 |
| 2010 | 77 | 84 | 111 | 124 | 186 | 174 | 127 | 215 | 138 | 174 | 170 | 109 |
| 2011 | 87 | 81 | 107 | 141 | 130 | 195 | 186 | 209 | 194 | 171 | 117 | 112 |
| 2012 | 119 | 167 | 231 | 269 | 315 | 354 | 303 | 305 | 368 | 342 | 99 | 109 |
| 2013 | 93 | 139 | 119 | 127 | 125 | 125 | 189 | 182 | 179 | 141 | 124 | 174 |
| 2014 | 147 | 126 | 152 | 169 | 215 | 218 | 293 | 265 | 251 | 251 | 188 | 306 |
| 2015 | 164 | 130 | 224 | 139 | 151 | 187 | 195 | 177 | 159 | 183 | 194 | 211 |
| 2016 | 202 | 155 | 137 | 186 | 235 | 148 | 219 | 225 | 212 | 158 | 118 | 189 |
| 2017 | 183 | 126 | 186 | 176 | 237 | 200 | 240 | 269 | 186 | 195 | 132 | 191 |
| 2018 | 179 | 153 | 223 | 267 | 202 | 275 | 315 | 237 | 198 | 187 | 206 | 200 |
| 2019 | 227 | 204 | 189 | 186 | 247 | 234 | 184 | 238 | 212 | 305 | 237 | 176 |
| 2020 | 175 | 156 | 133 | 203 | 194 | 242 | 251 | 243 | 259 | 245 | 245 | 231 |
| 2021 | 243 | 195 | 253 | 251 | 276 | 307 | 319 | 346 | 325 | 331 | 339 | 350 |
| 2022 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2023 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2024 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 2025 | -- | -- | -- | -- | -- | -- | -- | -- | ||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 10/31/2025 |
| Next Release Date: 11/28/2025 |