US Inflation History

1998/09 : $1.00 100%
     10 : $1.00 99.756099108213%
     11 : $1.00 99.756099108213%
     12 : $1.00 99.816961647485%
  Yr Avg: $1.00 0.99832289965978
1999/01 : $1.00 99.573950539379%
     02 : $1.01 99.452888207779%
     03 : $1.01 99.151515303278%
     04 : $1.02 98.435620060699%
     05 : $1.02 98.435620060699%
     06 : $1.02 98.435620060699%
     07 : $1.02 98.140372139921%
     08 : $1.02 97.905445876779%
     09 : $1.03 97.438952158685%
     10 : $1.03 97.265160545022%
     11 : $1.03 97.207368009856%
     12 : $1.03 97.207368009856%
  Yr Avg: $1.02 0.98220823414388
2000/01 : $1.03 96.919432007506%
     02 : $1.04 96.348646627336%
     03 : $1.05 95.560749020904%
     04 : $1.05 95.504963089836%
     05 : $1.05 95.39358654607%
     06 : $1.05 94.895593150168%
     07 : $1.06 94.67592676062%
     08 : $1.06 94.67592676062%
     09 : $1.06 94.185377164779%
     10 : $1.06 94.022989138963%
     11 : $1.06 93.968984444645%
     12 : $1.06 94.022989138963%
  Yr Avg: $1.05 0.95014596987534
2001/01 : $1.07 93.432324689243%
     02 : $1.07 93.060296616819%
     03 : $1.08 92.849035594686%
     04 : $1.08 92.481628387605%
     05 : $1.09 92.065279739308%
     06 : $1.09 91.910113484981%
     07 : $1.08 92.169015495257%
     08 : $1.08 92.169015495257%
     09 : $1.09 91.755469749024%
     10 : $1.09 92.065279739308%
     11 : $1.08 92.220970181396%
     12 : $1.08 92.586305678256%
  Yr Avg: $1.08 0.92397061237595
2002/01 : $1.08 92.377188150018%
     02 : $1.09 92.013498669498%
     03 : $1.09 91.498881510195%
     04 : $1.10 90.989990350939%
     05 : $1.10 90.989990350939%
     06 : $1.10 90.939411240322%
     07 : $1.10 90.83842329664%
     08 : $1.10 90.536801653362%
     09 : $1.11 90.386740386831%
     10 : $1.11 90.237176597854%
     11 : $1.11 90.237176597854%
     12 : $1.11 90.436706832136%
  Yr Avg: $1.10 0.90956832136382
2003/01 : $1.11 90.038526130927%
     02 : $1.12 89.350082300817%
     03 : $1.13 88.816504235237%
     04 : $1.12 89.009794298039%
     05 : $1.12 89.155314829839%
     06 : $1.12 89.058248278027%
     07 : $1.12 88.961392069073%
     08 : $1.13 88.624052205094%
     09 : $1.13 88.33693420275%
     10 : $1.13 88.432433199448%
     11 : $1.13 88.672087168752%
     12 : $1.13 88.768314018517%
  Yr Avg: $1.12 0.88935306911377
2004/01 : $1.13 88.33693420275%
     02 : $1.14 87.862514231531%
     03 : $1.15 87.299893826938%
     04 : $1.15 87.0212780165%
     05 : $1.16 86.515072902164%
     06 : $1.16 86.241435206053%
     07 : $1.16 86.378036199004%
     08 : $1.16 86.332455235367%
     09 : $1.16 86.150605486944%
     10 : $1.17 85.699319891423%
     11 : $1.17 85.654451756363%
     12 : $1.16 85.969521987506%
  Yr Avg: $1.16 0.86621793245212
2005/01 : $1.17 85.789198059504%
     02 : $1.17 85.297186079977%
     03 : $1.18 84.635282176615%
     04 : $1.19 84.06988724955%
     05 : $1.19 84.156379899236%
     06 : $1.19 84.113111037658%
     07 : $1.19 83.725691210006%
     08 : $1.20 83.299389671832%
     09 : $1.22 82.293763835051%
     10 : $1.22 82.1285144786%
     11 : $1.21 82.793523443212%
     12 : $1.20 83.130082033715%
  Yr Avg: $1.19 0.8378600076458
2006/01 : $1.21 82.501262057153%
     02 : $1.21 82.335179676206%
     03 : $1.22 81.881882468424%
     04 : $1.23 81.191068107682%
     05 : $1.24 80.790124569715%
     06 : $1.24 80.630853290864%
     07 : $1.24 80.393120786883%
     08 : $1.25 80.235410385595%
     09 : $1.24 80.630853290864%
     10 : $1.23 81.070368033227%
     11 : $1.23 81.191068107682%
     12 : $1.23 81.070368033227%
  Yr Avg: $1.23 0.81160129900627
2007/01 : $1.24 80.823650884275%
     02 : $1.24 80.393516431784%
     03 : $1.26 79.668082307495%
     04 : $1.26 79.153885833909%
     05 : $1.27 78.673137213658%
     06 : $1.27 78.520965840987%
     07 : $1.27 78.540943404416%
     08 : $1.27 78.685245283145%
     09 : $1.27 78.468992791584%
     10 : $1.28 78.301489761645%
     11 : $1.28 77.839154488483%
     12 : $1.28 77.89140966442%
  Yr Avg: $1.27 0.78913372825483
2008/01 : $1.29 77.506160040867%
     02 : $1.29 77.281724210463%
     03 : $1.31 76.617586666266%
     04 : $1.31 76.155718821679%
     05 : $1.32 75.519775567508%
     06 : $1.34 74.766355826664%
     07 : $1.34 74.375807566333%
     08 : $1.34 74.673873413664%
     09 : $1.34 74.777291985937%
     10 : $1.32 75.54034910237%
     11 : $1.30 77.015418465432%
     12 : $1.29 77.820272043431%
  Yr Avg: $1.32 0.76004194475885
2009/01 : $1.29 77.483034012106%
     02 : $1.30 77.099622384487%
     03 : $1.30 76.912590856429%
     04 : $1.30 76.721065336498%
     05 : $1.31 76.50007512245%
     06 : $1.32 75.848544794682%
     07 : $1.32 75.968999469135%
     08 : $1.32 75.798994026931%
     09 : $1.32 75.751613463278%
     10 : $1.32 75.678726323908%
     11 : $1.32 75.625202413267%
     12 : $1.32 75.758628230683%
  Yr Avg: $1.31 0.76262258036155
2010/01 : $1.32 75.500607657148%
     02 : $1.32 75.48179699577%
     03 : $1.33 75.173115511617%
     04 : $1.33 75.042774722798%
     05 : $1.33 74.984646640691%
     06 : $1.33 75.057922747412%
     07 : $1.33 75.04208526565%
     08 : $1.33 74.938619950519%
     09 : $1.34 74.895050599143%
     10 : $1.34 74.801908777975%
     11 : $1.34 74.770455843024%
     12 : $1.34 74.642188433814%
  Yr Avg: $1.33 0.7502759776213
2011/01 : $1.35 74.288334986027%
     02 : $1.35 73.92379077897%
     03 : $1.37 73.209915495591%
     04 : $1.37 72.741501981563%
     05 : $1.38 72.400913488987%
     06 : $1.38 72.478536681457%
     07 : $1.38 72.414373762566%
     08 : $1.38 72.215234165022%
     09 : $1.39 72.105744029435%
     10 : $1.38 72.254781961264%
     11 : $1.38 72.315784729108%
     12 : $1.38 72.494594522405%
  Yr Avg: $1.37 0.72736958881866
2012/01 : $1.39 72.177001846343%
     02 : $1.39 71.860601113148%
     03 : $1.40 71.318964912808%
     04 : $1.41 71.104158111054%
     05 : $1.40 71.187694275002%
     06 : $1.40 71.292238014631%
     07 : $1.40 71.40861771354%
     08 : $1.41 71.013416869497%
     09 : $1.41 70.697947654677%
     10 : $1.41 70.72545582633%
     11 : $1.41 71.062154645405%
     12 : $1.40 71.254045761258%
  Yr Avg: $1.40 0.71258524728641
2013/01 : $1.41 71.043946633012%
     02 : $1.42 70.466820918097%
     03 : $1.42 70.283066398229%
     04 : $1.42 70.356210623316%
     05 : $1.42 70.23117181005%
     06 : $1.43 70.063039420923%
     07 : $1.43 70.035446110493%
     08 : $1.43 69.951298950623%
     09 : $1.43 69.870039831592%
     10 : $1.43 70.050440551432%
     11 : $1.42 70.193805903623%
     12 : $1.42 70.199829054692%
  Yr Avg: $1.42 0.7022875968384
2014/01 : $1.43 69.939636607671%
     02 : $1.44 69.681959928016%
     03 : $1.44 69.236076471315%
     04 : $1.45 69.008572306192%
     05 : $1.45 68.768390810354%
     06 : $1.46 68.640572466454%
     07 : $1.46 68.667366140142%
     08 : $1.45 68.782268430876%
     09 : $1.45 68.730544120249%
     10 : $1.45 68.90364961554%
     11 : $1.44 69.277707663491%
     12 : $1.44 69.672759932023%
  Yr Avg: $1.45 0.6910912537436
2015/01 : $1.43 70.002183559201%
     02 : $1.43 69.699475144486%
     03 : $1.44 69.287097969691%
     04 : $1.45 69.1465305114%
     05 : $1.45 68.795862255476%
     06 : $1.46 68.555720824945%
     07 : $1.46 68.551125000417%
     08 : $1.46 68.648350144068%
     09 : $1.45 68.755384610248%
     10 : $1.45 68.786316696215%
     11 : $1.45 68.931810517811%
     12 : $1.45 69.168164107495%
  Yr Avg: $1.45 0.69027335111788
2016/01 : $1.45 69.054011371869%
     02 : $1.45 68.997220469365%
     03 : $1.46 68.701393271032%
     04 : $1.46 68.377211521447%
     05 : $1.47 68.101687417157%
     06 : $1.47 67.878749027582%
     07 : $1.47 67.988763350929%
     08 : $1.47 67.926378330011%
     09 : $1.48 67.763474463375%
     10 : $1.48 67.679095258605%
     11 : $1.48 67.78453212069%
     12 : $1.48 67.762352634795%
  Yr Avg: $1.47 0.68167905769738
2017/01 : $1.48 67.369739341794%
     02 : $1.49 67.158451609457%
     03 : $1.49 67.103909372277%
     04 : $1.49 66.905499297188%
     05 : $1.50 66.848361162027%
     06 : $1.50 66.787777410512%
     07 : $1.50 66.833887570073%
     08 : $1.50 66.634353997015%
     09 : $1.51 66.283390259456%
     10 : $1.51 66.325310255717%
     11 : $1.51 66.323697627132%
     12 : $1.51 66.362707880512%
  Yr Avg: $1.50 0.66744757148597
2018/01 : $1.52 66.003140118393%
     02 : $1.52 65.705186120042%
     03 : $1.53 65.556954502506%
     04 : $1.53 65.297391414673%
     05 : $1.54 65.026948926751%
     06 : $1.54 64.92346858713%
     07 : $1.54 64.919089783013%
     08 : $1.54 64.883044362311%
     09 : $1.54 64.807736610675%
     10 : $1.55 64.693438638314%
     11 : $1.54 64.910848015599%
     12 : $1.54 65.118833698929%
  Yr Avg: $1.54 0.65153840064861
2019/01 : $1.54 64.994915044856%
     02 : $1.55 64.721334107929%
     03 : $1.55 64.358267309047%
     04 : $1.56 64.019284767504%
     05 : $1.57 63.883293101088%
     06 : $1.57 63.87057236629%
     07 : $1.57 63.764027030727%
     08 : $1.57 63.767257296059%
     09 : $1.57 63.717339262999%
     10 : $1.57 63.572000694465%
     11 : $1.57 63.606109625356%
     12 : $1.57 63.664029033992%
  Yr Avg: $1.56 0.63994869136693
2020/01 : $1.58 63.417981309535%
     02 : $1.58 63.244652116283%
     03 : $1.58 63.382601974552%
     04 : $1.57 63.809290810688%
     05 : $1.57 63.808045447413%
     06 : $1.58 63.460786081313%
     07 : $1.58 63.141400482787%
     08 : $1.59 62.94292864035%
     09 : $1.59 62.855387615146%
     10 : $1.59 62.829316786362%
     11 : $1.59 62.867706027491%
     12 : $1.59 62.808572973948%
  Yr Avg: $1.58 0.63214055855489
2021/01 : $1.60 62.542530992184%
     02 : $1.61 62.202012613894%
     03 : $1.62 61.764517830731%
     04 : $1.63 61.261018793968%
     05 : $1.65 60.773789610398%
     06 : $1.66 60.214357736444%
     07 : $1.67 59.926081178988%
     08 : $1.67 59.802534798388%
     09 : $1.68 59.6405524338%
     10 : $1.69 59.149134756319%
     11 : $1.70 58.859931688653%
     12 : $1.70 58.679636140242%
  Yr Avg: $1.66 0.60401341547834
2022/01 : $1.72 58.189993021959%
     02 : $1.73 57.663297842149%
     03 : $1.76 56.903556129825%
     04 : $1.77 56.587654543573%
     05 : $1.79 55.970660509965%
     06 : $1.81 55.212260985406%
     07 : $1.81 55.218783283419%
     08 : $1.81 55.238360193783%
     09 : $1.81 55.119808621386%
     10 : $1.82 54.897118970589%
     11 : $1.82 54.952622775123%
     12 : $1.81 55.121851952015%
  Yr Avg: $1.79 0.55922997402433
2023/01 : $1.83 54.68462760967%
     02 : $1.84 54.381066137805%
     03 : $1.84 54.201620307768%
     04 : $1.85 53.928792264725%
     05 : $1.86 53.793316439129%
     06 : $1.86 53.620182564246%
     07 : $1.87 53.518096163413%
     08 : $1.88 53.285390186003%
     09 : $1.88 53.153296540027%
     10 : $1.88 53.173683103459%
     11 : $1.88 53.281051447192%
     12 : $1.87 53.334029468033%
  Yr Avg: $1.86 0.53696262685956
2024/01 : $1.89 53.045066792205%
     02 : $1.90 52.718754903827%
     03 : $1.91 52.380159660246%
     04 : $1.92 52.177020209608%
     05 : $1.92 52.090464123187%
     06 : $1.92 52.072890478146%
     07 : $1.92 52.012463649081%
     08 : $1.92 51.970164701797%
     09 : $1.93 51.886927358261%
     10 : $1.93 51.827260100631%
     11 : $1.93 51.855350888615%
Color Key:
US $ = previous month, or start month
US $ < previous month
US $ > previous month

What is on each line:

a) 1966/01: b) $3.24 c) 30.8176101%

a) This line's year/month.
b) How much of this line's dollars it would take to match the value of the starting year/month.
c) The percentage of the value of the starting year/month's dollar value that this line's year has. You can also round it off to get the value of this line's dollar compared to the starting year/month, in this case it would be almost 31¢.

Data extrapolated from
http://data.bls.gov/cgi-bin/cpicalc.pl.

The data should include values through the year 2024,
if not then harvest current data and reload this page.