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| U.S. Refinery and Blender Net Production of Normal Butane (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | -29 | 10 | 156 | 213 | 209 | 228 | 220 | 203 | 85 | 7 | -50 | -62 |
| 1994 | -35 | 29 | 134 | 220 | 224 | 237 | 228 | 222 | 89 | 29 | -66 | -25 |
| 1995 | -12 | 14 | 144 | 240 | 257 | 262 | 242 | 247 | 86 | -12 | -66 | -59 |
| 1996 | -28 | 12 | 135 | 228 | 240 | 237 | 217 | 206 | 91 | 15 | -70 | -48 |
| 1997 | -26 | -6 | 107 | 212 | 221 | 243 | 232 | 254 | 57 | -37 | -115 | -97 |
| 1998 | -69 | 1 | 113 | 216 | 230 | 202 | 216 | 197 | 35 | -29 | -106 | -114 |
| 1999 | -89 | -35 | 117 | 234 | 233 | 218 | 219 | 240 | 104 | -25 | -126 | -135 |
| 2000 | -76 | -52 | 69 | 203 | 224 | 259 | 267 | 254 | 62 | -22 | -138 | -79 |
| 2001 | -90 | -34 | 88 | 246 | 272 | 266 | 258 | 219 | 33 | -61 | -150 | -108 |
| 2002 | -121 | -21 | 71 | 195 | 201 | 207 | 219 | 233 | 17 | -46 | -163 | -129 |
| 2003 | -99 | -63 | 106 | 249 | 281 | 241 | 247 | 236 | 32 | -65 | -166 | -145 |
| 2004 | -122 | -74 | 84 | 238 | 265 | 257 | 259 | 241 | 49 | -114 | -185 | -175 |
| 2005 | -140 | -80 | 74 | 218 | 225 | 261 | 245 | 225 | -50 | -151 | -191 | -189 |
| 2006 | -141 | -34 | 82 | 230 | 251 | 264 | 278 | 264 | 61 | -37 | -159 | -207 |
| 2007 | -127 | -70 | 95 | 231 | 276 | 275 | 235 | 247 | 49 | -53 | -176 | -148 |
| 2008 | -103 | -44 | 118 | 263 | 294 | 292 | 273 | 266 | 76 | -38 | -151 | -166 |
| 2009 | -116 | -31 | 85 | 218 | 245 | 257 | 251 | 265 | 61 | -64 | -186 | -143 |
| 2010 | -69 | -38 | 118 | 241 | 269 | 282 | 268 | 226 | 64 | -18 | -149 | -148 |
| 2011 | -149 | -67 | 92 | 218 | 231 | 266 | 267 | 232 | 25 | -73 | -206 | -211 |
| 2012 | -116 | -61 | 93 | 228 | 263 | 250 | 259 | 222 | 29 | -83 | -181 | -192 |
| 2013 | -136 | -83 | ||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 4/29/2013 |
| Next Release Date: Last Week of May 2013 |