US Inflation History

2005/09 : $1.00 100%
     10 : $1.00 99.799195772863%
     11 : $0.99 100.60728733852%
     12 : $0.99 101.01625950703%
  Yr Avg: $1.00 1.003556856546
2006/01 : $1.00 100.25214331248%
     02 : $1.00 100.05032682821%
     03 : $1.01 99.499498689289%
     04 : $1.01 98.660049466714%
     05 : $1.02 98.172839355908%
     06 : $1.02 97.979299443005%
     07 : $1.02 97.69041667364%
     08 : $1.03 97.498773475009%
     09 : $1.02 97.979299443005%
     10 : $1.02 98.513379696333%
     11 : $1.01 98.660049466714%
     12 : $1.02 98.513379696333%
  Yr Avg: $1.01 0.98622454628887
2007/01 : $1.02 98.213579155617%
     02 : $1.02 97.690897445065%
     03 : $1.03 96.809379708504%
     04 : $1.04 96.184549284396%
     05 : $1.05 95.60036331714%
     06 : $1.05 95.415450918461%
     07 : $1.05 95.439726832573%
     08 : $1.05 95.615076545607%
     09 : $1.05 95.352295404626%
     10 : $1.05 95.14875260608%
     11 : $1.06 94.586941781522%
     12 : $1.06 94.650440123925%
  Yr Avg: $1.04 0.95892287760293
2008/01 : $1.06 94.182300612984%
     02 : $1.06 93.909575414932%
     03 : $1.07 93.102542763553%
     04 : $1.08 92.541299938991%
     05 : $1.09 91.768527830225%
     06 : $1.10 90.853003122479%
     07 : $1.11 90.378424925868%
     08 : $1.10 90.74062229471%
     09 : $1.10 90.866292293812%
     10 : $1.09 91.793527944332%
     11 : $1.07 93.585971617243%
     12 : $1.06 94.563996610257%
  Yr Avg: $1.08 0.92357173780782
2009/01 : $1.06 94.154198813184%
     02 : $1.07 93.688292759369%
     03 : $1.07 93.461019732421%
     04 : $1.07 93.228285791227%
     05 : $1.08 92.959747564573%
     06 : $1.08 92.168034684514%
     07 : $1.08 92.314406254897%
     08 : $1.09 92.107822627801%
     09 : $1.09 92.050247713927%
     10 : $1.09 91.961678257417%
     11 : $1.09 91.896638200738%
     12 : $1.09 92.058771771009%
  Yr Avg: $1.08 0.92670762014256
2010/01 : $1.09 91.745235773248%
     02 : $1.09 91.722377830554%
     03 : $1.09 91.347280776091%
     04 : $1.10 91.188896005794%
     05 : $1.10 91.118261149155%
     06 : $1.10 91.207303262805%
     07 : $1.10 91.1880582058%
     08 : $1.10 91.062331406698%
     09 : $1.10 91.009387721362%
     10 : $1.10 90.896205607884%
     11 : $1.10 90.857985293872%
     12 : $1.10 90.702120009271%
  Yr Avg: $1.10 0.91170453586878
2011/01 : $1.11 90.272131840913%
     02 : $1.11 89.82915270122%
     03 : $1.12 88.961680793131%
     04 : $1.13 88.392483940054%
     05 : $1.14 87.978614800153%
     06 : $1.14 88.072939313765%
     07 : $1.14 87.994971171464%
     08 : $1.14 87.75298491605%
     09 : $1.14 87.619937002715%
     10 : $1.14 87.80104177285%
     11 : $1.14 87.875169829463%
     12 : $1.14 88.092452142197%
  Yr Avg: $1.13 0.88386963351998
2012/01 : $1.14 87.706526573525%
     02 : $1.15 87.322049404843%
     03 : $1.15 86.663875352401%
     04 : $1.16 86.402850954265%
     05 : $1.16 86.504360667826%
     06 : $1.15 86.631397924061%
     07 : $1.15 86.772817751623%
     08 : $1.16 86.292585926482%
     09 : $1.16 85.909240700648%
     10 : $1.16 85.94266750041%
     11 : $1.16 86.351810068916%
     12 : $1.15 86.58498826725%
  Yr Avg: $1.15 0.86590430924354
2013/01 : $1.16 86.329684440502%
     02 : $1.17 85.628384988369%
     03 : $1.17 85.405094047106%
     04 : $1.17 85.493975903614%
     05 : $1.17 85.342033876128%
     06 : $1.17 85.137726306159%
     07 : $1.18 85.104196049256%
     08 : $1.18 85.001943878558%
     09 : $1.18 84.903201136406%
     10 : $1.17 85.122416677697%
     11 : $1.17 85.296628362167%
     12 : $1.17 85.303947447829%
  Yr Avg: $1.17 0.85339102759483
2014/01 : $1.18 84.987772278659%
     02 : $1.18 84.67465416661%
     03 : $1.19 84.132834913337%
     04 : $1.19 83.856381201026%
     05 : $1.20 83.564522517396%
     06 : $1.20 83.409202918506%
     07 : $1.20 83.441761489702%
     08 : $1.20 83.581386031562%
     09 : $1.20 83.518532774868%
     10 : $1.19 83.728883459079%
     11 : $1.19 84.183423427261%
     12 : $1.18 84.663474709547%
  Yr Avg: $1.19 0.83978569157296
2015/01 : $1.18 85.06377676383%
     02 : $1.18 84.695937937886%
     03 : $1.19 84.194834141465%
     04 : $1.19 84.024022342686%
     05 : $1.20 83.597904688586%
     06 : $1.20 83.306094690671%
     07 : $1.20 83.300510033568%
     08 : $1.20 83.418654032724%
     09 : $1.20 83.548717917509%
     10 : $1.20 83.586305317241%
     11 : $1.19 83.763103430264%
     12 : $1.19 84.050310599641%
  Yr Avg: $1.19 0.83879180991339
2016/01 : $1.19 83.911596886346%
     02 : $1.19 83.84258691541%
     03 : $1.20 83.483109860835%
     04 : $1.20 83.089177520792%
     05 : $1.21 82.754371951754%
     06 : $1.21 82.483466382261%
     07 : $1.21 82.61715126702%
     08 : $1.21 82.541343553276%
     09 : $1.21 82.343389468976%
     10 : $1.22 82.240855326851%
     11 : $1.21 82.368977868793%
     12 : $1.21 82.342026268986%
  Yr Avg: $1.21 0.82834837772608
2017/01 : $1.22 81.864938729536%
     02 : $1.23 81.608190559942%
     03 : $1.23 81.541913074701%
     04 : $1.23 81.300813304994%
     05 : $1.23 81.231381391204%
     06 : $1.23 81.157762506016%
     07 : $1.23 81.213793677044%
     08 : $1.24 80.971328678776%
     09 : $1.24 80.544851967537%
     10 : $1.24 80.595791424316%
     11 : $1.24 80.59383182433%
     12 : $1.24 80.641235481134%
  Yr Avg: $1.23 0.81105486051627
2018/01 : $1.25 80.204303512826%
     02 : $1.25 79.84224205827%
     03 : $1.26 79.662117088128%
     04 : $1.26 79.346706690381%
     05 : $1.27 79.018076092728%
     06 : $1.27 78.892331036483%
     07 : $1.27 78.887010093664%
     08 : $1.27 78.843209179691%
     09 : $1.27 78.751698294631%
     10 : $1.27 78.612808095623%
     11 : $1.27 78.876995036593%
     12 : $1.26 79.129730691931%
  Yr Avg: $1.26 0.79172268989246
2019/01 : $1.27 78.979149835863%
     02 : $1.27 78.646705523952%
     03 : $1.28 78.205521669961%
     04 : $1.29 77.79360401576%
     05 : $1.29 77.628352531226%
     06 : $1.29 77.612894817051%
     07 : $1.29 77.48342530369%
     08 : $1.29 77.487350589376%
     09 : $1.29 77.426692246952%
     10 : $1.29 77.250082791071%
     11 : $1.29 77.291530562203%
     12 : $1.29 77.361911847415%
  Yr Avg: $1.29 0.77763935144543
2020/01 : $1.30 77.062924763836%
     02 : $1.30 76.852302251055%
     03 : $1.30 77.019933249858%
     04 : $1.29 77.538427989011%
     05 : $1.29 77.536914674736%
     06 : $1.30 77.114939363465%
     07 : $1.30 76.726835109094%
     08 : $1.31 76.485660282245%
     09 : $1.31 76.379284025862%
     10 : $1.31 76.347603826089%
     11 : $1.31 76.394252854327%
     12 : $1.31 76.322396797697%
  Yr Avg: $1.30 0.76815122932273
2021/01 : $1.32 75.999113514292%
     02 : $1.32 75.58532957439%
     03 : $1.33 75.053703892474%
     04 : $1.34 74.441872553987%
     05 : $1.35 73.849811672501%
     06 : $1.37 73.170013048786%
     07 : $1.37 72.819711222716%
     08 : $1.38 72.669582738074%
     09 : $1.38 72.472748425195%
     10 : $1.39 71.875597858031%
     11 : $1.40 71.524170174827%
     12 : $1.40 71.305082433535%
  Yr Avg: $1.36 0.73397228092401
2022/01 : $1.41 70.710088237785%
     02 : $1.43 70.0700698995%
     03 : $1.45 69.146862991808%
     04 : $1.45 68.762992365979%
     05 : $1.47 68.013246571334%
     06 : $1.49 67.091670635059%
     07 : $1.49 67.099596263574%
     08 : $1.49 67.123385320547%
     09 : $1.49 66.979326321576%
     10 : $1.50 66.708723009223%
     11 : $1.50 66.776168951599%
     12 : $1.49 66.981809292987%
  Yr Avg: $1.47 0.67955328321748
2023/01 : $1.50 66.450512239639%
     02 : $1.51 66.081636813703%
     03 : $1.52 65.86358161526%
     04 : $1.53 65.532052189057%
     05 : $1.53 65.36742753309%
     06 : $1.53 65.157042363164%
     07 : $1.54 65.03299116405%
     08 : $1.54 64.750216423213%
     09 : $1.55 64.589701652931%
     10 : $1.55 64.614474567039%
     11 : $1.54 64.744944166108%
     12 : $1.54 64.809320879933%
  Yr Avg: $1.53 0.65249491800599
2024/01 : $1.55 64.458185311013%
     02 : $1.56 64.061664513845%
     03 : $1.57 63.650217488213%
     04 : $1.58 63.40337077569%
     05 : $1.58 63.298191376441%
     06 : $1.58 63.276836605165%
     07 : $1.58 63.20340840569%
     08 : $1.58 63.1520084632%
     09 : $1.59 63.050861863922%
     10 : $1.59 62.97835666444%
     11 : $1.59 63.012491435625%
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.