at its catlettsburg , kentucky refinery , map has completed the approximately $ 440 million multi-year integrated investment program to upgrade product yield realizations and reduce fixed and variable manufacturing expenses . this program involves the expansion , conversion and retirement of certain refinery processing units that , in addition to improving profitability , will allow the refinery to begin producing low-sulfur ( tier 2 ) gasoline . project startup was in the first quarter of 2004 . in the fourth quarter of 2003 , map commenced approximately $ 300 million in new capital projects for its 74000 bpd detroit , michigan refinery . one of the projects , a $ 110 million expansion project , is expected to raise the crude oil capacity at the refinery by 35 percent to 100000 bpd . other projects are expected to enable the refinery to produce new clean fuels and further control regulated air emissions . completion of the projects is scheduled for the fourth quarter of 2005 . marathon will loan map the funds necessary for these upgrade and expansion projects . marketing in 2003 , map 2019s refined product sales volumes ( excluding matching buy/sell transactions ) totaled 19.8 billion gallons ( 1293000 bpd ) . excluding sales related to matching buy/sell transactions , the wholesale distribution of petroleum products to private brand marketers and to large commercial and industrial consumers , primarily located in the midwest , the upper great plains and the southeast , and sales in the spot market , accounted for approximately 70 percent of map 2019s refined product sales volumes in 2003 . approximately 50 percent of map 2019s gasoline volumes and 91 percent of its distillate volumes were sold on a wholesale or spot market basis to independent unbranded customers or other wholesalers in 2003 . approximately half of map 2019s propane is sold into the home heating markets and industrial consumers purchase the balance . propylene , cumene , aromatics , aliphatics , and sulfur are marketed to customers in the chemical industry . base lube oils and slack wax are sold throughout the united states . pitch is also sold domestically , but approximately 13 percent of pitch products are exported into growing markets in canada , mexico , india , and south america . map markets asphalt through owned and leased terminals throughout the midwest and southeast . the map customer base includes approximately 900 asphalt-paving contractors , government entities ( states , counties , cities and townships ) and asphalt roofing shingle manufacturers . the following table sets forth the volume of map 2019s consolidated refined product sales by product group for each of the last three years : refined product sales ( thousands of barrels per day ) 2003 2002 2001 .

Table:
( thousands of barrels per day ) | 2003 | 2002 | 2001
gasoline | 776 | 773 | 748
distillates | 365 | 346 | 345
propane | 21 | 22 | 21
feedstocks and special products | 97 | 82 | 71
heavy fuel oil | 24 | 20 | 41
asphalt | 74 | 75 | 78
total | 1357 | 1318 | 1304
matching buy/sell volumes included in above | 64 | 71 | 45
map sells reformulated gasoline in parts of its marketing territory , primarily chicago , illinois ; louisville , kentucky ; northern kentucky ; and milwaukee , wisconsin .
map also sells low-vapor-pressure gasoline in nine states .
as of december 31 , 2003 , map supplied petroleum products to approximately 3900 marathon and ashland branded retail outlets located primarily in michigan , ohio , indiana , kentucky and illinois .
branded retail outlets are also located in florida , georgia , wisconsin , west virginia , minnesota , tennessee , virginia , pennsylvania , north carolina , south carolina and alabama. .

Question: what was map's 3 year growth of gasoline production?
Answer: 3.7%
Calculation: subtract(776, 748), divide(#0, 748)