| Jump to year: | 1 | 2 | 3 | 4 | 5 | < All Data > | < Jump to Chart > | |||||
| Normal refills occur when one fuel bar is remaining. I do not top off the tank. | ||||||||||||
| Highest Tank ==> | 72.2 | Lowest Tank ==> | 40.3 | |||||||||
| Averages ==> | 54.5 | 60.1 | 501 | 15 | 51,114 | 9.29 | 937.88 | |||||
| Date | Tank MPG |
Lifetime Average |
12-Month Average |
Average Temp. ºF |
Delta MPG |
Tank Miles |
Tank Days |
Total Miles |
Refill Gallons |
Total Gallons |
Notes | |
| 08/26/04 | 69.0 | 3.0 | 3 | Picked up car | ||||||||
| 09/02/04 | 44.6 | 45.1 | 45.11 | 67.6 | 279.4 | 7 | 282 | 6.260 | 6.26 | Gallons estimated based on Prius MPG | ||
| 09/09/04 | 50.4 | 47.7 | 47.75 | 65.9 | 5.8 | 467.5 | 7 | 750 | 9.446 | 15.71 | 2 fuel bars remaining | |
| 09/10/04 | 43.4 | 45.3 | 45.32 | 65.0 | -7.0 | 439.4 | 1 | 1,189 | 10.539 | 26.25 | Complete Interstate driving | |
| 09/12/04 | 45.9 | 45.7 | 45.74 | 64.0 | 2.5 | 420.1 | 2 | 1,609 | 8.937 | 35.18 | About 95% Interstate driving | |
| 09/17/04 | 49.2 | 46.5 | 46.50 | 63.2 | 3.3 | 490.6 | 5 | 2,100 | 9.977 | 45.16 | About half Interstate driving and then back to normal | |
| 10/02/04 | 49.9 | 46.9 | 46.94 | 59.6 | 0.7 | 452.0 | 15 | 2,552 | 9.208 | 54.37 | Starting to get cold - temperature affects mileage | |
| 10/11/04 | 48.9 | 47.3 | 47.32 | 55.0 | -1.0 | 299.0 | 9 | 2,851 | 5.887 | 60.25 | Good price on gas, refilled early | |
| 10/27/04 | 50.5 | 47.2 | 47.18 | 50.6 | 1.6 | 441.0 | 16 | 3,292 | 9.525 | 69.78 | Might this be the last 50+ tank of the year? | |
| 11/10/04 | 50.0 | 47.4 | 47.39 | 49.5 | -0.5 | 483.8 | 14 | 3,776 | 9.892 | 79.67 | Last fuel bar blinking. | |
| 11/22/04 | 44.0 | 47.2 | 47.18 | 44.2 | -6.0 | 313.9 | 12 | 4,090 | 7.016 | 86.69 | Found the tire pressure to be very low. AARGH! | |
| 11/28/04 | 48.3 | 47.0 | 47.04 | 35.8 | 4.3 | 437.1 | 6 | 4,527 | 9.554 | 96.24 | 400 highway miles averaging ~62MPH - outbound | |
| 11/30/04 | 47.5 | 47.1 | 47.11 | 34.0 | -0.8 | 449.5 | 2 | 4,976 | 9.384 | 105.63 | 400 highway miles averaging ~62MPH - return | |
| 12/11/04 | 43.1 | 46.7 | 46.66 | 34.3 | -4.4 | 405.9 | 11 | 5,382 | 9.736 | 115.36 | The avearge temp fails to capture the bitter mornings | |
| 12/22/04 | 40.4 | 46.5 | 46.52 | 22.3 | -2.7 | 387.6 | 11 | 5,770 | 8.678 | 124.04 | Fighting to keep the mileage above 40 | |
| 01/03/05 | 41.8 | 46.0 | 45.97 | 25.7 | 1.4 | 350.4 | 12 | 6,120 | 9.090 | 133.13 | Little bit of a warm stretch | |
| 01/15/05 | 40.6 | 45.6 | 45.61 | 23.7 | -1.2 | 348.2 | 12 | 6,468 | 8.696 | 141.83 | Hopefully it gets warmer from here | |
| 01/26/05 | 41.5 | 45.2 | 45.24 | 18.7 | 0.9 | 356.8 | 11 | 6,825 | 9.051 | 150.88 | Even with colder temps I was able to improve MPG | |
| 02/03/05 | 46.2 | 45.1 | 45.09 | 25.4 | 4.7 | 381.9 | 8 | 7,207 | 8.952 | 159.83 | Steller tank performance! | |
| 02/16/05 | 46.0 | 45.3 | 45.30 | 33.4 | -0.2 | 401.6 | 13 | 7,610 | 8.127 | 167.96 | This warm weather isn't going to last. | |
| 03/06/05 | 44.2 | 44.9 | 44.93 | 27.6 | -1.8 | 363.6 | 18 | 7,974 | 9.470 | 177.43 | Out of town for a week | |
| 03/16/05 | 44.6 | 44.9 | 44.93 | 29.3 | 2.4 | 435.0 | 10 | 8,410 | 9.687 | 187.11 | Temperature is creeping up! Hurray!! :-) | |
| 03/30/05 | 50.0 | 45.1 | 45.09 | 36.4 | 5.8 | 503.4 | 14 | 8,913 | 10.501 | 197.61 | First 50MPG tank of the season. More to come. | |
| 04/13/05 | 53.0 | 45.6 | 45.62 | 46.5 | 3.0 | 540.3 | 14 | 9,454 | 9.550 | 207.16 | Is this a preview of upcoming mileage? | |
| 04/30/05 | 51.8 | 45.6 | 45.62 | 47.9 | -1.2 | 456.3 | 17 | 9,910 | 9.984 | 217.15 | Could have gone farther, but decent gas price. | |
| 05/15/05 | 51.6 | 45.9 | 45.89 | 50.7 | -0.2 | 518.9 | 15 | 10,429 | 10.044 | 227.19 | Second half of the last tank and this one, A/C on | |
| 05/30/05 | 55.5 | 46.3 | 46.33 | 56.4 | 3.9 | 514.0 | 15 | 10,943 | 8.943 | 236.13 | First ever 55MPG tank!! | |
| 06/17/05 | 56.0 | 46.6 | 46.59 | 68.6 | 0.5 | 553.5 | 18 | 11,496 | 10.550 | 246.68 | Was fighting at the end to keep it above 56 | |
| 07/07/05 | 58.2 | 47.2 | 47.17 | 70.0 | 2.2 | 612.9 | 20 | 12,109 | 10.000 | 256.68 | Some of the time was carpooling | |
| 08/03/05 | 60.0 | 47.5 | 47.47 | 74.2 | 1.8 | 589.3 | 27 | 12,699 | 10.773 | 267.46 | A whole month on a single tank! | |
| 08/24/05 | 58.5 | 48.0 | 48.01 | 72.0 | -1.5 | 624.1 | 21 | 13,323 | 10.014 | 277.47 | Some A/C | |
| 09/14/05 | 58.3 | 48.4 | 48.66 | 71.5 | -0.2 | 573.2 | 21 | 13,896 | 9.834 | 287.30 | Getting gas every three weeks. I could get used to this. | |
| 09/22/05 | 55.4 | 48.4 | 48.80 | 62.3 | -2.9 | 282.5 | 8 | 14,178 | 5.366 | 292.67 | Decided to short-tank for fear of rising costs (Hurricane Rita) | |
| 10/15/05 | 55.2 | 48.6 | 48.95 | 60.0 | -0.2 | 526.3 | 23 | 14,705 | 9.896 | 302.57 | Glad I short-tanked the last one. Prices spiked and dropped. | |
| 10/23/05 | 53.2 | 48.7 | 49.01 | 49.3 | -2.0 | 369.9 | 8 | 15,075 | 7.047 | 309.61 | Decided to short-tank because the price was quite attractive. | |
| 11/15/05 | 50.8 | 48.7 | 49.07 | 45.4 | -2.4 | 500.9 | 23 | 15,576 | 10.431 | 320.04 | Most likely the last 50+MPG tank for quite some time. | |
| 11/30/05 | 44.4 | 48.7 | 49.32 | 33.0 | -6.4 | 427.1 | 15 | 16,003 | 8.830 | 328.87 | Mileage dropping like a stone. | |
| 12/14/05 | 40.3 | 48.4 | 48.97 | 18.8 | -4.1 | 362.1 | 14 | 16,365 | 9.270 | 338.14 | Dissapointing Mileage; but accounted for with dropping temps | |
| 12/30/05 | 45.0 | 48.1 | 48.83 | 25.9 | 4.7 | 390.4 | 16 | 16,755 | 10.071 | 348.21 | A nice turn in the weather helped with this one. | |
| 01/22/06 | 48.6 | 48.1 | 49.79 | 34.7 | 3.6 | 458.4 | 23 | 17,214 | 9.354 | 357.57 | First refill of the new year. | |
| 02/09/06 | 46.8 | 48.2 | 50.18 | 30.7 | -1.8 | 429.0 | 18 | 17,643 | 8.836 | 366.40 | OEM EV Button Installed during this tank | |
| 03/03/06 | 48.2 | 48.0 | 50.22 | 25.1 | 1.4 | 455.0 | 22 | 18,098 | 10.372 | 376.78 | MPG went up while temp went down? EV button? | |
| 03/26/06 | 46.7 | 48.0 | 50.80 | 34.1 | -1.5 | 425.3 | 23 | 18,523 | 9.409 | 386.19 | Dissapointed in the mileage drop. May be using the EV too much | |
| 04/19/06 | 54.5 | 48.2 | 51.27 | 47.3 | 7.8 | 489.1 | 24 | 19,012 | 8.405 | 394.59 | Man how I love warm weather. | |
| 05/05/06 | 54.0 | 48.3 | 51.01 | 51.9 | -0.5 | 553.4 | 16 | 19,565 | 10.789 | 405.38 | 5 MPG over last year at this time. | |
| 05/16/06 | 54.6 | 48.3 | 51.28 | 51.0 | 0.6 | 534.3 | 11 | 20,100 | 10.452 | 415.83 | It rained 9 of the 11 days. Still better than last year. | |
| 06/13/06 | 57.9 | 48.5 | 51.27 | 61.0 | 3.3 | 618.8 | 28 | 20,718 | 10.980 | 426.81 | I was really hoping to break 60mpg with this one. | |
| 07/01/06 | 58.9 | 48.8 | 51.67 | 68.0 | 1.0 | 597.2 | 18 | 21,316 | 9.912 | 436.72 | Used the Air conditioner on this one. Notable hit to mileage. | |
| 07/20/06 | 60.5 | 49.1 | 52.17 | 72.0 | 1.6 | 601.0 | 19 | 21,917 | 9.696 | 446.42 | First 150 miles was at 53.4 MPG. Brought it up | |
| 08/02/06 | 61.7 | 49.2 | 51.77 | 78.0 | 1.2 | 574.2 | 13 | 22,491 | 10.782 | 457.20 | New personal record; I suspect 10.782 is from stretching the bladder | |
| 08/21/06 | 62.1 | 49.5 | 52.14 | 70.0 | 0.4 | 640.0 | 19 | 23,131 | 10.326 | 467.53 | New personal record! I triple-checked that temperature drop. | |
| 09/14/06 | 63.0 | 49.9 | 53.04 | 66.8 | 0.9 | 686.2 | 24 | 23,817 | 9.555 | 477.08 | Another Personal Record! Again, temperature down, MPG up. | |
| 09/26/06 | 61.2 | 50.2 | 52.81 | 59.0 | -1.8 | 546.0 | 12 | 24,363 | 8.439 | 485.52 | The last bip was blinking but only needed 8.5 gallons. | |
| 10/13/06 | 60.8 | 50.2 | 52.72 | 52.5 | -0.4 | 566.1 | 17 | 24,929 | 11.054 | 496.58 | I’m sure this will be my last 60+ tank of the year. | |
| 10/30/06 | 56.3 | 50.4 | 52.96 | 43.5 | -4.5 | 544.7 | 17 | 25,474 | 9.338 | 505.91 | First 1/2 Interstate. Severe temp drop and very windy | |
| 11/15/06 | 56.5 | 50.5 | 53.38 | 41.6 | 0.2 | 480.3 | 16 | 25,954 | 7.522 | 513.44 | Surprised at maintaining MPG. | |
| 11/30/06 | 55.3 | 50.5 | 53.38 | 41.4 | -1.2 | 414.5 | 15 | 26,369 | 8.806 | 522.24 | Getting Cold. Got gas prior to Winter Storm. | |
| 12/15/06 | 50.2 | 50.7 | 53.92 | 27.1 | -5.1 | 456.2 | 15 | 26,825 | 7.333 | 529.57 | First time I used the heater this winter. | |
| 12/29/06 | 53.9 | 50.5 | 53.42 | 37.0 | 3.7 | 363.5 | 14 | 27,188 | 8.699 | 538.27 | First full tank with a blocked grill. Temperature increase. | |
| 01/11/07 | 54.5 | 50.5 | 54.55 | 37.8 | 0.6 | 459.4 | 13 | 27,648 | 9.610 | 547.88 | Nice uptick in temperatures. | |
| 01/30/07 | 50.1 | 50.5 | 54.37 | 24.5 | -4.4 | 462.2 | 19 | 28,110 | 9.193 | 557.08 | Cold. Very cold. | |
| 02/08/07 | 44.0 | 50.4 | 54.15 | 5.6 | -6.1 | 393.8 | 9 | 28,504 | 9.001 | 566.08 | Flat tire, dead battery, record cold; I shouldn't complain. | |
| 02/22/07 | 52.0 | 50.4 | 54.05 | 16.3 | 8.0 | 439.2 | 14 | 28,943 | 8.500 | 574.58 | Mileage increase outpaced the temperature increase | |
| 03/06/07 | 52.5 | 50.4 | 54.20 | 27.3 | 0.5 | 410.5 | 12 | 29,353 | 7.897 | 582.47 | Would have liked better but the snow and rain kept falling | |
| 03/23/07 | 57.0 | 50.4 | 54.39 | 38.6 | 4.5 | 495.3 | 17 | 29,849 | 10.343 | 592.82 | Looking forward to summer weather. | |
| 04/07/07 | 58.3 | 50.6 | 55.29 | 46.5 | 1.3 | 576.6 | 15 | 30,425 | 8.661 | 601.48 | Got off to a warm start then turned cold again. | |
| 04/22/07 | 57.5 | 50.6 | 55.12 | 41.9 | -0.8 | 503.0 | 15 | 30,928 | 9.780 | 611.26 | Had another cold snap. Hopefully the last of the season. | |
| 05/02/07 | 61.2 | 50.8 | 55.02 | 54.2 | 3.7 | 587.9 | 10 | 31,516 | 9.387 | 620.65 | 1. First 60+ tank of the season! I think I'll start counting them. | |
| 05/15/07 | 62.6 | 51.0 | 55.69 | 58.9 | 1.4 | 591.5 | 13 | 32,108 | 9.093 | 629.74 | 2. Almost a record tank, but last-minute rain ruined it. | |
| 05/31/07 | 64.1 | 51.1 | 56.00 | 64.4 | 1.5 | 583.7 | 16 | 32,691 | 10.056 | 639.79 | 3. New personal record. 56 MPG here I come! | |
| 06/16/07 | 66.0 | 51.3 | 56.67 | 69.8 | 1.9 | 693.5 | 16 | 33,385 | 10.483 | 650.28 | 4. New record. Kept dropping below 66 had to fight to keep it up. | |
| 07/02/07 | 66.0 | 51.6 | 57.17 | 70.3 | 0.0 | 664.1 | 16 | 34,049 | 9.719 | 660.00 | 5. Was hoping to exceed 66.0. Hopefully next time. | |
| 07/20/07 | 63.7 | 51.7 | 57.14 | 73.8 | -2.3 | 622.4 | 18 | 34,671 | 10.483 | 670.48 | 6. It was a bad tank anyway ending with 110 miles of highway. | |
| 08/08/07 | 66.7 | 51.9 | 57.26 | 75.4 | 3.0 | 676.8 | 19 | 35,348 | 10.515 | 680.99 | 7. New Record! First 110 miles was highway @ ~56MPG. | |
| 08/28/07 | 66.7 | 52.1 | 57.70 | 71.3 | 0.0 | 678.8 | 20 | 36,027 | 10.810 | 691.80 | 8. Saw 67MPG for a few days then the rain came. | |
| 09/15/07 | 65.1 | 52.4 | 58.28 | 67.5 | -1.6 | 660.8 | 18 | 36,688 | 9.001 | 700.81 | 9. Maybe I can squeak out one more 60+ tank this year. | |
| 10/02/07 | 68.0 | 52.5 | 58.36 | 67.5 | 2.9 | 612.4 | 17 | 37,300 | 9.500 | 710.31 | 10. New record! In October! What's up with that? | |
| 10/08/07 | 63.0 | 52.6 | 57.90 | 71.3 | -5.0 | 564.9 | 6 | 37,865 | 9.384 | 719.69 | 11. This tank was more than 75% highway miles. | |
| 10/15/07 | 64.9 | 52.8 | 57.94 | 55.2 | 1.9 | 596.5 | 7 | 38,462 | 9.175 | 728.86 | 12. First 375 miles were highway miles. The rest as normal. | |
| 11/02/07 | 59.5 | 52.9 | 58.39 | 53.5 | -5.4 | 556.9 | 18 | 39,019 | 9.021 | 737.89 | Finally dropped below 60mpg. Temps and short trips contributed. | |
| 11/17/07 | 59.5 | 52.9 | 58.36 | 41.8 | 0.0 | 543.6 | 15 | 39,562 | 9.430 | 747.32 | Such a high tank surprised me given average temperature. | |
| 12/04/07 | 55.3 | 53.0 | 58.18 | 32.6 | -4.2 | 478.4 | 17 | 40,041 | 8.255 | 755.57 | Cold temps and short trips brought it down. Was holding high 50s. | |
| 12/15/07 | 53.4 | 53.0 | 58.28 | 23.4 | -1.9 | 450.5 | 11 | 40,491 | 9.003 | 764.57 | This tank was Chicagoland gas. Next tank from Wisconsin. | |
| 01/04/08 | 55.8 | 53.0 | 58.58 | 28.8 | 2.4 | 485.0 | 20 | 40,976 | 9.053 | 773.63 | Temp and Mileage up. Wisconsin gas. | |
| 01/18/08 | 57.8 | 53.0 | 58.49 | 33.1 | 2.0 | 509.6 | 14 | 41,486 | 9.068 | 782.69 | Surprised at the MPG. Was in 58 until right at end. | |
| 01/31/08 | 50.1 | 52.9 | 58.52 | 14.7 | -7.7 | 438.1 | 13 | 41,924 | 9.144 | 791.84 | Temperature was a major factor as were a couple snow storms. | |
| 02/14/08 | 53.6 | 53.0 | 58.70 | 22.6 | 3.5 | 461.0 | 14 | 42,385 | 8.409 | 800.25 | Major snow storms during this tank. Temperatures improving. | |
| 02/27/08 | 51.9 | 53.0 | 59.11 | 19.1 | -1.7 | 458.2 | 13 | 42,843 | 8.409 | 808.66 | Cold weather and snow storms and short trips. | |
| 03/10/08 | 56.2 | 52.9 | 58.91 | 24.7 | 4.3 | 493.6 | 12 | 43,337 | 10.248 | 818.90 | Hopefully the temps are on the way up. | |
| 03/25/08 | 59.3 | 53.0 | 59.27 | 34.3 | 3.1 | 571.4 | 15 | 43,908 | 9.132 | 828.04 | So frustrated. 450 miles at 60+ MPG and then major snow storm. | |
| 04/14/08 | 58.8 | 53.1 | 59.79 | 40.7 | -0.5 | 561.5 | 20 | 44,469 | 9.304 | 837.34 | With higher temps I expected better mileage. Just didn't happen. | |
| 04/28/08 | 66.9 | 53.2 | 59.77 | 51.2 | 8.1 | 601.3 | 14 | 45,071 | 9.175 | 846.52 | 1. First 60+ tank of the season. Was at 67.8 but then bad weather. | |
| 05/19/08 | 62.7 | 53.3 | 60.13 | 49.8 | -4.2 | 584.4 | 21 | 45,655 | 9.289 | 855.80 | 2. Was hoping to get higher but will take another 60+ mpg tank. | |
| 06/06/08 | 65.9 | 53.4 | 60.08 | 56.7 | 3.2 | 624.2 | 18 | 46,279 | 10.161 | 865.97 | 3. Relatively chilly weather so far this season | |
| 07/02/08 | 71.2 | 53.7 | 60.37 | 68.6 | 5.3 | 700.2 | 26 | 46,980 | 9.509 | 875.47 | 4. First 70+ tank!! Yippee | |
| 07/23/08 | 72.2 | 53.8 | 60.27 | 70.6 | 1.0 | 663.6 | 21 | 47,643 | 10.091 | 885.57 | 5. New personal record. | |