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 .

( 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)