May 5, 2011


Pop's 08 Prius
Fuel Economy
Spreadsheet for year 3





Initial Mileage 31750.0









Date Trip Odometer Fuel Added MPG (Display) MPG (Calculated) Total Mileage Comment Cost $/Gallon Difference Notes
04/27/10 330.9 7.210 48.5 45.89 32080.9 Temp 55F $20.61 $2.859 2.61 mixed driving
05/07/10 353.6 6.770 48.2 52.23 32411.8 Temp 84F $20.03 $2.959 -4.03 hilly mix warm temps
05/14/10 307.0 5.962 51.2 51.49 32765.4 Temp 63F $16.69 $2.799 -0.29 hilly mix warm temps
05/20/10 340.8 7.206 47.4 47.29 33072.4 Temp 68F $20.17 $2.799 0.11 hilly mix cooler
06/04/10 310.8 7.151 46.7 43.46 33413.2 Temp 82F $19.23 $2.689 3.24 hot lots of AC
06/16/10 303.6 6.719 46.9 45.19 33724.0 Temp 82F $18.13 $2.698 1.71 hot lots of AC
06/22/10 325.5 6.142 50.3 53.00 34027.6 Temp 72F $16.58 $2.699 -2.70 hot lots of AC
07/06/10 319.6 7.628 46 41.90 34353.1 Temp84F $21.05 $2.760 4.10 hot lots of AC
07/16/10 289.9 6.822 44.4 42.49 34672.7 Temp 91F $19.37 $2.839 1.91 hot lots of AC intown
07/27/10 384.0 8.757 45.4 43.85 34962.6 Temp 79F $24.51 $2.799 1.55 hot lots of AC intown
08/09/10 248.6 5.520 40.8 45.04 35346.6 Temp 73F $15.45 $2.799 -4.24 hot lots of AC intown
08/17/10 247.6 6.502 43.9 38.08 35595.2 Temp81F $17.55 $2.699 5.82 hot lots of AC intown
08/21/10 385.0 7.811 49.4 49.29 35842.8 Temp88F $20.30 $2.599 0.11 hot lots of AC
09/02/10 275.7 6.337 46.8 43.51 36227.8 Temp75F $16.47 $2.599 3.29 hot lots of AC
09/07/10 353.8 6.932 51.4 51.04 36503.5 Temp75F $18.85 $2.719 0.36 not so hot road trips
09/17/10 294.1 6.624 44.8 44.40 36857.3 Temp61F $18.94 $2.859 0.40 lots of air conditioning
09/20/10 412.3 8.166 51.3 50.49 37151.4 Temp88F $21.88 $2.679 0.81 lots of air conditioning road trip
10/01/10 246.0 5.052 46.7 48.69 37563.7 Temp73F $13.43 $2.658 -1.99 cooler weather
10/24/10 344.0 8.123 46.2 42.35 37809.7 Temp63F $22.25 $2.739 3.85 mixed driving some AC
11/01/10 293.4 6.616 44.3 44.35 38153.7 Temp36F $18.19 $2.749 -0.05 cooler weather
11/08/10 238.9 5.076 42 47.06 38447.1 Temp48F $15.22 $2.998 -5.06 cooler weather-new tires
11/12/10 268.5 6.182 47.2 43.43 38686.0 Temp54F $18.54 $2.999 3.77 cooler weather
11/15/10 175.7 4.292 44.6 40.94 38954.5 Temp37F $12.87 $2.999 3.66 cooler weather-oil change
11/21/10 209.6 5.468 40.7 38.33 39130.2 Temp57F $15.09 $2.760 2.37 cooler weather
11/29/10 227.6 5.898 42.4 38.59 39339.8 Temp41F $16.51 $2.799 3.81 cooler weather/heating
12/08/10 307.4 7.311 39.9 42.05 39567.4 Temp18F $21.93 $3.000 -2.15 cold weather heat on
12/21/10 205.6 6.809 31.9 30.20 39874.8 Temp 37F $21.10 $3.099 1.70 cold weather heat on short trips
12/29/10 211.2 5.545 36 38.09 40080.4 Temp 30F $17.74 $3.199 -2.09 cold weather heat on short trips
12/30/10 255.7 5.931 45.1 43.11 40291.6 Temp 46F $18.97 $3.198 1.99 cold weather heat on short trips
01/08/11 212.3 5.675 38.9 37.41 40547.3 Temp 19F $19.97 $3.519 1.49 cold weather heat on short trips
01/19/11 210.2 6.434 39.9 32.67 40759.6 Temp 34F $20.97 $3.259 7.23 cold weather heat on short trips
01/26/11 240.6 5.860 40.9 41.06 40969.8 Temp 40F $21.97 $3.749 -0.16 cold weather heat on short trips
01/27/11 240.7 6.431 41.9 37.43 41210.4 Temp 28F $22.97 $3.572 4.47 cold weather heat on short trips
01/27/11 266.8 6.367 42.9 41.90 41451.1 Temp 55F $23.97 $3.765 1.00 cold weather heat on short trips
01/28/11 284.3 6.964 43.9 40.82 41717.9 Temp 46F $24.97 $3.586 3.08 warming up road speeds
01/29/11 258.5 5.585 44.3 46.28 42002.2 Temp 64F $25.97 $4.650 -1.98 warmer with stop n go
02/07/11 236.5 4.813 49.5 49.14 42260.7 Temp 68F $14.48 $3.009 0.36 warmer with stop n go
02/14/11 273.4 5.860 48.2 46.66 42497.2 Temp 63F $17.93 $3.060 1.54 warmer with stop n go
02/20/11 248.3 5.154 49.4 48.18 42770.6 Temp72F $15.87 $3.079 1.22 warmer with stop n go-ac
02/26/11 286.5 6.147 49.7 46.61 43018.9 Temp72F $20.40 $3.319 3.09 warmer with stop n go-ac
03/07/11 213.4 4.442 49.5 48.04 43305.4 Temp63F $15.63 $3.519 1.46 warmer with stop n go-ac
03/12/11 230.9 4.626 46.3 49.91 43518.8 Temp57F $16.37 $3.539 -3.61 warmer with stop n go-ac
03/23/11 258.4 5.983 47.8 43.19 43749.7 Temp73F $21.17 $3.538 4.61 high speed road trip
03/24/11 221.3 4.285 42.3 51.65 44008.1 Temp75F $14.99 $3.498 -9.35 high speed road trip
03/24/11 248.6 7.052 44.8 35.25 44229.4 Temp75F $25.00 $3.545 9.55 high speed road trip
03/25/11 194.3 4.621 40.8 42.05 44478.0 Temp37F $16.22 $3.510 -1.25 cold weather heat on
03/25/11 290 6.816 44.5 42.55 44672.3 Temp37F $24.53 $3.599 1.95 cold weather heat on
03/30/11 206.7 4.732 42.4 43.68 44962.3 Temp37F $17.50 $3.698 -1.28 cold weather heat on
04/08/11 199.1 5.476 41.4 36.36 45169.0 Temp59F $21.35 $3.899 5.04 cooler weather-oil change
04/17/11 261.4 5.910 40.8 44.23 45368.1 Temp54F $23.40 $3.959 -3.43 cold and warm
04/21/11 187.3 4.163 45.5 44.99 45629.5 Temp54F $15.90 $3.819 0.51 cold and warm
Total 13735.9 313.958 44.82 43.84 45629.5
$979.18 3.152 0.983