US Inflation History

2008/09 : $1.00 100%
     10 : $0.99 101.020439623%
     11 : $0.97 102.99305634111%
     12 : $0.96 104.06939055518%
  Yr Avg: $0.98 1.0202072162982
2009/01 : $0.97 103.61840065922%
     02 : $0.97 103.10566261076%
     03 : $0.97 102.85554452934%
     04 : $0.97 102.5994166129%
     05 : $0.98 102.30388543201%
     06 : $0.99 101.43259107183%
     07 : $0.98 101.59367563541%
     08 : $0.99 101.36632661315%
     09 : $0.99 101.30296437791%
     10 : $0.99 101.20549208728%
     11 : $0.99 101.13391432721%
     12 : $0.99 101.31234525707%
  Yr Avg: $0.98 1.0198585160117
2010/01 : $0.99 100.96729321429%
     02 : $0.99 100.94213763446%
     03 : $0.99 100.52933653408%
     04 : $1.00 100.35503122647%
     05 : $1.00 100.27729628775%
     06 : $1.00 100.37528874612%
     07 : $1.00 100.35410921241%
     08 : $1.00 100.21574459344%
     09 : $1.00 100.15747910907%
     10 : $1.00 100.03292014378%
     11 : $1.00 99.990857996149%
     12 : $1.00 99.819325428168%
  Yr Avg: $1.00 1.0033473501052
2011/01 : $1.01 99.346115663025%
     02 : $1.01 98.858609098698%
     03 : $1.02 97.903940556392%
     04 : $1.03 97.277529113041%
     05 : $1.03 96.822058630584%
     06 : $1.03 96.925864465763%
     07 : $1.03 96.84005911338%
     08 : $1.04 96.573748857612%
     09 : $1.04 96.427327219867%
     10 : $1.03 96.626636298694%
     11 : $1.03 96.708215567245%
     12 : $1.03 96.947338686775%
  Yr Avg: $1.03 0.97271453605923
2012/01 : $1.04 96.522620610434%
     02 : $1.04 96.099496524509%
     03 : $1.05 95.375164062133%
     04 : $1.05 95.087901985574%
     05 : $1.05 95.1996152634%
     06 : $1.05 95.339422064172%
     07 : $1.05 95.495057145115%
     08 : $1.05 94.966553325911%
     09 : $1.06 94.544674963588%
     10 : $1.06 94.581461761989%
     11 : $1.05 95.031730567041%
     12 : $1.05 95.288347396504%
  Yr Avg: $1.05 0.95294337139198
2013/01 : $1.05 95.00738091234%
     02 : $1.06 94.235588166724%
     03 : $1.06 93.9898524427%
     04 : $1.06 94.087668535185%
     05 : $1.06 93.920453582698%
     06 : $1.07 93.695609402516%
     07 : $1.07 93.658708747656%
     08 : $1.07 93.546178382306%
     09 : $1.07 93.437510206618%
     10 : $1.07 93.67876087918%
     11 : $1.07 93.870483992418%
     12 : $1.07 93.878538778717%
  Yr Avg: $1.07 0.93917227835755
2014/01 : $1.07 93.53058228001%
     02 : $1.07 93.18599012802%
     03 : $1.08 92.589708228984%
     04 : $1.08 92.285465912794%
     05 : $1.09 91.964270146727%
     06 : $1.09 91.793338115751%
     07 : $1.09 91.829169412896%
     08 : $1.09 91.982828749417%
     09 : $1.09 91.913657602331%
     10 : $1.09 92.14515233916%
     11 : $1.08 92.645381804573%
     12 : $1.07 93.173686933094%
  Yr Avg: $1.08 0.92419935971146
2015/01 : $1.07 93.614226592167%
     02 : $1.07 93.209413303699%
     03 : $1.08 92.65793950217%
     04 : $1.08 92.469958024696%
     05 : $1.09 92.001007830578%
     06 : $1.09 91.679865644021%
     07 : $1.09 91.673719627757%
     08 : $1.09 91.803739238081%
     09 : $1.09 91.946876898375%
     10 : $1.09 91.988242512381%
     11 : $1.08 92.182812037074%
     12 : $1.08 92.498888727481%
  Yr Avg: $1.08 0.92310557494873
2016/01 : $1.08 92.346231774288%
     02 : $1.08 92.270285051699%
     03 : $1.09 91.874674044029%
     04 : $1.09 91.441144370815%
     05 : $1.10 91.072684779711%
     06 : $1.10 90.774548295152%
     07 : $1.10 90.921670931484%
     08 : $1.10 90.838243169846%
     09 : $1.10 90.620391115687%
     10 : $1.10 90.507550435676%
     11 : $1.10 90.648551613019%
     12 : $1.10 90.618890889414%
  Yr Avg: $1.09 0.91161238872568
2017/01 : $1.11 90.093847413549%
     02 : $1.11 89.811291403929%
     03 : $1.11 89.738351831324%
     04 : $1.12 89.47301716913%
     05 : $1.12 89.396606090789%
     06 : $1.12 89.31558717461%
     07 : $1.12 89.377250492892%
     08 : $1.12 89.110413371945%
     09 : $1.13 88.641068028944%
     10 : $1.13 88.697127823498%
     11 : $1.13 88.69497124823%
     12 : $1.13 88.747139830889%
  Yr Avg: $1.12 0.89258055989977
2018/01 : $1.13 88.266288288169%
     02 : $1.14 87.867833101524%
     03 : $1.14 87.669602310331%
     04 : $1.15 87.322487456423%
     05 : $1.15 86.960823533139%
     06 : $1.15 86.822438821855%
     07 : $1.15 86.816583027936%
     08 : $1.15 86.768379328998%
     09 : $1.15 86.667669942987%
     10 : $1.16 86.514818764071%
     11 : $1.15 86.805561276284%
     12 : $1.15 87.083701441309%
  Yr Avg: $1.15 0.87130515607752
2019/01 : $1.15 86.917984482615%
     02 : $1.16 86.552123497734%
     03 : $1.16 86.066592677829%
     04 : $1.17 85.613269840721%
     05 : $1.17 85.431407589756%
     06 : $1.17 85.414396095411%
     07 : $1.17 85.271912551632%
     08 : $1.17 85.276232399605%
     09 : $1.17 85.209476795418%
     10 : $1.18 85.015114891324%
     11 : $1.18 85.060728913957%
     12 : $1.17 85.138184792738%
  Yr Avg: $1.17 0.85580618710728
2020/01 : $1.18 84.809144093452%
     02 : $1.18 84.57735020436%
     03 : $1.18 84.761831153864%
     04 : $1.17 85.332444002771%
     05 : $1.17 85.330778573009%
     06 : $1.18 84.86638710218%
     07 : $1.18 84.439271342778%
     08 : $1.19 84.17385407884%
     09 : $1.19 84.056785082518%
     10 : $1.19 84.021920449028%
     11 : $1.19 84.073258549286%
     12 : $1.19 83.994179657856%
  Yr Avg: $1.18 0.84536433690828
2021/01 : $1.20 83.638400550726%
     02 : $1.20 83.183023832412%
     03 : $1.21 82.59796014323%
     04 : $1.22 81.924628676696%
     05 : $1.23 81.273054956079%
     06 : $1.24 80.524924261456%
     07 : $1.25 80.139410758895%
     08 : $1.25 79.974191643146%
     09 : $1.25 79.757571917711%
     10 : $1.26 79.100396905846%
     11 : $1.27 78.713644377122%
     12 : $1.27 78.472534350773%
  Yr Avg: $1.24 0.80774978531174
2022/01 : $1.29 77.817732464693%
     02 : $1.30 77.113380694494%
     03 : $1.31 76.097374775923%
     04 : $1.32 75.67491820139%
     05 : $1.34 74.849809378615%
     06 : $1.35 73.835598373621%
     07 : $1.35 73.844320671312%
     08 : $1.35 73.870500959263%
     09 : $1.36 73.711961422396%
     10 : $1.36 73.414157577294%
     11 : $1.36 73.488383058132%
     12 : $1.36 73.714693977393%
  Yr Avg: $1.34 0.74786069296211
2023/01 : $1.37 73.129991949902%
     02 : $1.38 72.724037864372%
     03 : $1.38 72.484064170125%
     04 : $1.39 72.119210033531%
     05 : $1.39 71.938037618754%
     06 : $1.39 71.706504929773%
     07 : $1.40 71.569984338933%
     08 : $1.40 71.258785616393%
     09 : $1.41 71.082136205231%
     10 : $1.41 71.109399245775%
     11 : $1.40 71.252983401983%
     12 : $1.40 71.323831141228%
  Yr Avg: $1.39 0.71808247209667
2024/01 : $1.41 70.937400089563%
     02 : $1.42 70.501021772413%
     03 : $1.43 70.048216870567%
     04 : $1.43 69.776557593742%
     05 : $1.44 69.660805760369%
     06 : $1.44 69.637304447905%
     07 : $1.44 69.556495384806%
     08 : $1.44 69.499928817389%
     09 : $1.44 69.388615153406%
     10 : $1.44 69.308821868513%
     11 : $1.44 69.346387802285%
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.