| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 77.1 | +11 | +16.6% | Mar 30, 2024 |
| Q4 2023 | 78.1 | +15.8 | +25.3% | Dec 30, 2023 |
| Q3 2023 | 74.8 | +13 | +21.1% | Sep 30, 2023 |
| Q2 2023 | 70.6 | +8.74 | +14.1% | Jul 1, 2023 |
| Q1 2023 | 66.2 | +4.67 | +7.6% | Apr 1, 2023 |
| Q4 2022 | 62.3 | -0.5 | -0.8% | Dec 31, 2022 |
| Q3 2022 | 61.7 | -0.95 | -1.52% | Oct 1, 2022 |
| Q2 2022 | 61.8 | -1.4 | -2.22% | Jul 2, 2022 |
| Q1 2022 | 61.5 | -2.53 | -3.95% | Apr 2, 2022 |
| Q4 2021 | 62.8 | +0.65 | +1.05% | Jan 1, 2022 |
| Q3 2021 | 62.7 | +2.53 | +4.21% | Oct 2, 2021 |
| Q2 2021 | 63.2 | +4.52 | +7.7% | Jul 3, 2021 |
| Q1 2021 | 64 | +6.25 | +10.8% | Apr 3, 2021 |
| Q4 2020 | 62.1 | +3.55 | +6.06% | Jan 2, 2021 |
| Q3 2020 | 60.2 | -1.31 | -2.13% | Sep 26, 2020 |
| Q2 2020 | 58.7 | -6.34 | -9.75% | Jun 27, 2020 |
| Q1 2020 | 57.8 | -11 | -16% | Mar 28, 2020 |
| Q4 2019 | 58.6 | -13.2 | -18.3% | Dec 28, 2019 |
| Q3 2019 | 61.5 | -10.5 | -14.5% | Sep 28, 2019 |
| Q2 2019 | 65 | -5.46 | -7.75% | Jun 29, 2019 |
| Q1 2019 | 68.8 | -1 | -1.43% | Mar 30, 2019 |
| Q4 2018 | 71.8 | +1.63 | +2.33% | Dec 29, 2018 |
| Q3 2018 | 71.9 | -0.68 | -0.94% | Sep 29, 2018 |
| Q2 2018 | 70.5 | -4.64 | -6.18% | Jun 30, 2018 |
| Q1 2018 | 69.8 | -6.55 | -8.58% | Mar 31, 2018 |
| Q4 2017 | 70.1 | -7.85 | -10.1% | Dec 30, 2017 |
| Q3 2017 | 72.6 | -6.56 | -8.29% | Sep 30, 2017 |
| Q2 2017 | 75.1 | -4.64 | -5.82% | Jul 1, 2017 |
| Q1 2017 | 76.3 | -5.31 | -6.51% | Apr 1, 2017 |
| Q4 2016 | 78 | -3.98 | -4.86% | Dec 31, 2016 |
| Q3 2016 | 79.2 | -4 | -4.81% | Oct 1, 2016 |
| Q2 2016 | 79.8 | -2.34 | -2.85% | Jul 2, 2016 |
| Q1 2016 | 81.6 | +1.47 | +1.83% | Apr 2, 2016 |
| Q4 2015 | 82 | +3.27 | +4.16% | Jan 2, 2016 |
| Q3 2015 | 83.2 | +9.76 | +13.3% | Oct 3, 2015 |
| Q2 2015 | 82.1 | +12.8 | +18.5% | Jul 4, 2015 |
| Q1 2015 | 80.2 | +18.5 | +29.9% | Apr 4, 2015 |
| Q4 2014 | 78.7 | +33.6 | +74.4% | Jan 3, 2015 |
| Q3 2014 | 73.4 | +24.5 | +50.1% | Sep 27, 2014 |
| Q2 2014 | 69.3 | +20.7 | +42.6% | Jun 28, 2014 |
| Q1 2014 | 61.7 | +14.5 | +30.7% | Mar 29, 2014 |
| Q4 2013 | 45.1 | -2.99 | -6.22% | Dec 28, 2013 |
| Q3 2013 | 48.9 | +3.21 | +7.03% | Sep 28, 2013 |
| Q2 2013 | 48.6 | +3.28 | +7.24% | Jun 29, 2013 |
| Q1 2013 | 47.2 | +2.01 | +4.45% | Mar 30, 2013 |
| Q4 2012 | 48.1 | +9.56 | +24.8% | Dec 29, 2012 |
| Q3 2012 | 45.7 | +9.68 | +26.9% | Sep 29, 2012 |
| Q2 2012 | 45.3 | +11.8 | +35.3% | Jun 30, 2012 |
| Q1 2012 | 45.2 | +14 | +45% | Mar 31, 2012 |
| Q4 2011 | 38.5 | Dec 31, 2011 | ||
| Q3 2011 | 36 | Oct 1, 2011 | ||
| Q2 2011 | 33.5 | Jul 2, 2011 | ||
| Q1 2011 | 31.2 | Apr 2, 2011 |