| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 77.2 | -0.9 | -1.15% | Jun 29, 2024 |
| Q1 2024 | 78.3 | +1.97 | +2.58% | Mar 30, 2024 |
| Q4 2023 | 79.6 | +5.43 | +7.32% | Dec 31, 2023 |
| Q3 2023 | 79.2 | +6.84 | +9.46% | Sep 30, 2023 |
| Q2 2023 | 78.1 | +8.6 | +12.4% | Jul 1, 2023 |
| Q1 2023 | 76.3 | +7.28 | +10.5% | Apr 1, 2023 |
| Q4 2022 | 74.2 | +6.47 | +9.56% | Dec 31, 2022 |
| Q3 2022 | 72.3 | +4.88 | +7.24% | Oct 1, 2022 |
| Q2 2022 | 69.5 | +1.17 | +1.71% | Jul 2, 2022 |
| Q1 2022 | 69 | +0.63 | +0.92% | Apr 2, 2022 |
| Q4 2021 | 67.7 | -0.89 | -1.3% | Dec 31, 2021 |
| Q3 2021 | 67.4 | -0.38 | -0.56% | Oct 2, 2021 |
| Q2 2021 | 68.4 | -0.35 | -0.51% | Jul 3, 2021 |
| Q1 2021 | 68.4 | -2.27 | -3.21% | Apr 3, 2021 |
| Q4 2020 | 68.6 | -4.67 | -6.38% | Dec 31, 2020 |
| Q3 2020 | 67.8 | -8.37 | -11% | Sep 26, 2020 |
| Q2 2020 | 68.7 | -7.21 | -9.5% | Jun 27, 2020 |
| Q1 2020 | 70.7 | -4.76 | -6.31% | Mar 28, 2020 |
| Q4 2019 | 73.3 | +0.08 | +0.11% | Dec 31, 2019 |
| Q3 2019 | 76.2 | +4.35 | +6.05% | Sep 28, 2019 |
| Q2 2019 | 75.9 | +3.54 | +4.89% | Jun 29, 2019 |
| Q1 2019 | 75.4 | +2 | +2.72% | Mar 30, 2019 |
| Q4 2018 | 73.2 | -1.75 | -2.34% | Dec 31, 2018 |
| Q3 2018 | 71.9 | -4.61 | -6.03% | Sep 29, 2018 |
| Q2 2018 | 72.4 | -6.51 | -8.25% | Jun 30, 2018 |
| Q1 2018 | 73.4 | -8.27 | -10.1% | Mar 31, 2018 |
| Q4 2017 | 74.9 | -12.3 | -14.1% | Dec 31, 2017 |
| Q3 2017 | 76.5 | -17.6 | -18.7% | Sep 30, 2017 |
| Q2 2017 | 78.9 | -22.2 | -22% | Jul 1, 2017 |
| Q1 2017 | 81.7 | -26.7 | -24.6% | Apr 1, 2017 |
| Q4 2016 | 87.2 | -20.9 | -19.3% | Dec 31, 2016 |
| Q3 2016 | 94 | -10.1 | -9.71% | Oct 1, 2016 |
| Q2 2016 | 101 | +2.45 | +2.48% | Jul 2, 2016 |
| Q1 2016 | 108 | +17.4 | +19.1% | Apr 2, 2016 |
| Q4 2015 | 108 | +17.8 | +19.7% | Dec 31, 2015 |
| Q3 2015 | 104 | +13.1 | +14.4% | Oct 3, 2015 |
| Q2 2015 | 98.7 | +5.82 | +6.27% | Jul 4, 2015 |
| Q1 2015 | 91 | -6.05 | -6.24% | Apr 4, 2015 |
| Q4 2014 | 90.3 | -7.21 | -7.39% | Dec 31, 2014 |
| Q3 2014 | 91 | -2.02 | -2.17% | Sep 27, 2014 |
| Q2 2014 | 92.8 | +5.39 | +6.16% | Jun 28, 2014 |
| Q1 2014 | 97 | +17 | +21.2% | Mar 29, 2014 |
| Q4 2013 | 97.5 | +21 | +27.4% | Dec 31, 2013 |
| Q3 2013 | 93 | +13.5 | +17% | Sep 28, 2013 |
| Q2 2013 | 87.5 | +6.09 | +7.49% | Jun 29, 2013 |
| Q1 2013 | 80 | -1.44 | -1.77% | Mar 30, 2013 |
| Q4 2012 | 76.6 | -5.08 | -6.22% | Dec 31, 2012 |
| Q3 2012 | 79.5 | -3.31 | -4% | Sep 29, 2012 |
| Q2 2012 | 81.4 | -2.64 | -3.14% | Jun 30, 2012 |
| Q1 2012 | 81.5 | -5.75 | -6.59% | Mar 31, 2012 |
| Q4 2011 | 81.7 | Dec 31, 2011 | ||
| Q3 2011 | 82.8 | Oct 1, 2011 | ||
| Q2 2011 | 84 | Jul 2, 2011 | ||
| Q1 2011 | 87.2 | Apr 2, 2011 |