| Jan 1 | Feb 1 | Infla tion Rate | Com posite Rate | Mar 1 | Apr 1 | May 1 | Jun 1 | Jul 1 | Aug 1 | Infla tion Rate | Com posite Rate | Sep 1 | Oct 1 | Nov 1 | Dec 1 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2005 | 75.00 | 1.33% | 3.67% | 75.24 | 75.45 | 75.69 | 75.90 | 76.14 | 76.38 | 1.79% | 4.60% | 76.68 | 76.95 | 77.25 | 77.55 | 2005 | |
| 2006 | 77.85 | 78.15 | 2.85% | 6.73% | 78.57 | 79.02 | 79.44 | 79.89 | 80.34 | 80.79 | 0.50% | 2.01% | 80.91 | 81.06 | 81.18 | 81.33 | 2006 |
| 2007 | 81.48 | 81.60 | 1.55% | 4.12% | 81.87 | 82.17 | 82.44 | 82.71 | 83.01 | 83.28 | 1.21% | 3.43% | 83.52 | 83.76 | 84.00 | 84.24 | 2007 |
| 2008 | 84.48 | 84.72 | 1.53% | 4.08% | 85.02 | 85.29 | 85.59 | 85.86 | 86.16 | 86.46 | 2.42% | 5.86% | 86.88 | 87.30 | 87.72 | 88.14 | 2008 |
| 2009 | 88.56 | 88.98 | 2.46% | 5.94% | 89.43 | 89.85 | 90.30 | 90.72 | 91.17 | 91.62 | -2.78% | 0.00% | 91.62 | 91.62 | 91.62 | 91.62 | 2009 |
| 2010 | 91.62 | 91.62 | 1.53% | 4.08% | 91.92 | 92.25 | 92.55 | 92.85 | 93.18 | 93.48 | 0.77% | 2.55% | 93.69 | 93.87 | 94.08 | 94.26 | 2010 |
| 2011 | 94.47 | 94.68 | 0.37% | 1.74% | 94.83 | 94.95 | 95.10 | 95.22 | 95.37 | 95.49 | 2.30% | 5.62% | 95.94 | 96.39 | 96.81 | 97.26 | 2011 |
| 2012 | 97.71 | 98.16 | 1.53% | 4.08% | 98.49 | 98.82 | 99.15 | 99.48 | 99.84 | 100.17 | 1.10% | 3.21% | 100.44 | 100.71 | 100.98 | 101.25 | 2012 |
| 2013 | 101.52 | 101.79 | 0.88% | 2.77% | 102.03 | 102.27 | 102.48 | 102.72 | 102.96 | 103.20 | 0.59% | 2.19% | 103.38 | 103.59 | 103.77 | 103.95 | 2013 |
| 2014 | 104.13 | 104.34 | 0.59% | 2.19% | 104.52 | 104.73 | 104.91 | 105.09 | 105.30 | 105.48 | 0.92% | 2.85% | 105.72 | 105.99 | 106.23 | 106.47 | 2014 |
| 2015 | 106.74 | 106.98 | 0.74% | 2.49% | 107.19 | 107.43 | 107.64 | 107.88 | 108.09 | 108.30 | -0.80% | 0.00% | 108.30 | 108.30 | 108.30 | 108.30 | 2015 |
| 2016 | 108.30 | 108.30 | 0.77% | 2.55% | 108.54 | 108.75 | 108.99 | 109.23 | 109.44 | 109.68 | 0.08% | 1.16% | 109.80 | 109.89 | 110.01 | 110.10 | 2016 |
| 2017 | 110.22 | 110.31 | 1.38% | 3.77% | 110.64 | 111.00 | 111.33 | 111.69 | 112.05 | 112.38 | 0.98% | 2.97% | 112.65 | 112.92 | 113.22 | 113.49 | 2017 |
| 2018 | 113.76 | 114.06 | 1.24% | 3.49% | 114.39 | 114.72 | 115.05 | 115.38 | 115.71 | 116.04 | 1.11% | 3.23% | 116.34 | 116.67 | 116.97 | 117.30 | 2018 |
| 2019 | 117.60 | 117.90 | 1.16% | 3.33% | 118.23 | 118.56 | 118.89 | 119.22 | 119.52 | 119.85 | 0.70% | 2.41% | 120.09 | 120.33 | 120.57 | 120.81 | 2019 |
| 2020 | 121.05 | 121.29 | 1.01% | 3.03% | 121.59 | 121.89 | 122.22 | 122.52 | 122.82 | 123.12 | 0.53% | 2.07% | 123.33 | 123.54 | 123.75 | 123.96 | 2020 |
| 2021 | 124.17 | 124.38 | 0.84% | 2.69% | 124.65 | 124.95 | 125.22 | 125.49 | 125.76 | 126.06 | 1.77% | 4.56% | 126.54 | 127.02 | 127.50 | 127.98 | 2021 |
| 2022 | 128.46 | 128.94 | 3.56% | 8.16% | 129.81 | 130.68 | 131.55 | 132.42 | 133.32 | 134.19 | 4.81% | 10.67% | 135.36 | 136.53 | 137.73 | 138.93 | 2022 |
| 2023 | 140.13 | 141.36 | 3.24% | 7.51% | 142.23 | 143.10 | 144.00 | 144.87 | 145.77 | 146.67 | 1.69% | 4.40% | 147.21 | 147.75 | 148.26 | 148.80 | 2023 |
| 2024 | 149.34 | 149.91 | 1.97% | 4.96% | 150.51 | 151.14 | 151.77 | 152.37 | 153.00 | 153.63 | 1.48% | 3.97% | 154.14 | 154.65 | 155.16 | 155.67 | 2024 |
| 2025 | 156.18 | 156.69 | 0.95% | 2.91% | 157.08 | 157.44 | 157.83 | 158.22 | 158.58 | 158.97 | 1.43% | 3.87% | 159.48 | 159.99 | 160.50 | 161.01 | 2025 |
| 2026 | 161.52 | 162.06 | 1.56% | 4.14% | 162.60 | 163.17 | 163.74 | 164.28 | 164.85 | 165.42 |
From $75.00 to $165.42 over 21.5 years = 3.71% average annual increase compounded semi-annually.
Generated 11/04/25 09:10