1997 Toyota Tacoma MPG...

...for the month of September 2005:

04SEP2005 : 144926.0mi : 14.469gal : $2.999/gal : mpg = 21.34
04SEP2005 : 145175.1mi : 14.272gal : $3.159/gal : mpg = 17.45
06SEP2005 : 145435.9mi : 14.620gal : $2.999/gal : mpg = 17.84
12SEP2005 : 145711.3mi : 14.757gal : $2.699/gal : mpg = 18.66
22SEP2005 : 145997.5mi : 15.544gal : $2.699/gal : mpg = 18.04

This data is raw.