| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 89.1 | -1.63 | -1.8% | Jun 30, 2024 |
| Q1 2024 | 89.4 | -2.51 | -2.73% | Mar 31, 2024 |
| Q4 2023 | 89.4 | -3.4 | -3.67% | Dec 31, 2023 |
| Q3 2023 | 90.2 | -1.15 | -1.26% | Sep 24, 2023 |
| Q2 2023 | 90.7 | +0.29 | +0.32% | Jun 25, 2023 |
| Q1 2023 | 91.9 | +0.21 | +0.23% | Mar 26, 2023 |
| Q4 2022 | 92.8 | -0.47 | -0.5% | Dec 25, 2022 |
| Q3 2022 | 91.3 | -5.72 | -5.9% | Sep 25, 2022 |
| Q2 2022 | 90.4 | -10.4 | -10.3% | Jun 26, 2022 |
| Q1 2022 | 91.7 | -12 | -11.6% | Mar 27, 2022 |
| Q4 2021 | 93.2 | -20.4 | -18% | Dec 26, 2021 |
| Q3 2021 | 97 | -22.8 | -19% | Sep 26, 2021 |
| Q2 2021 | 101 | -26 | -20.5% | Jun 27, 2021 |
| Q1 2021 | 104 | -30 | -22.5% | Mar 28, 2021 |
| Q4 2020 | 114 | -15.2 | -11.8% | Dec 27, 2020 |
| Q3 2020 | 120 | +12.3 | +11.5% | Sep 27, 2020 |
| Q2 2020 | 127 | +40.6 | +47.1% | Jun 28, 2020 |
| Q1 2020 | 134 | +69.5 | +108% | Mar 29, 2020 |
| Q4 2019 | 129 | +85.4 | +197% | Dec 29, 2019 |
| Q3 2019 | 107 | +63.9 | +147% | Sep 29, 2019 |
| Q2 2019 | 86.2 | +40.4 | +88.4% | Jun 30, 2019 |
| Q1 2019 | 64.2 | +16 | +33.2% | Mar 31, 2019 |
| Q4 2018 | 43.3 | -7.11 | -14.1% | Dec 30, 2018 |
| Q3 2018 | 43.6 | -9.41 | -17.8% | Sep 30, 2018 |
| Q2 2018 | 45.8 | -7.09 | -13.4% | Jul 1, 2018 |
| Q1 2018 | 48.2 | -4.6 | -8.72% | Apr 1, 2018 |
| Q4 2017 | 50.5 | -1.61 | -3.09% | Dec 31, 2017 |
| Q3 2017 | 53 | +1.42 | +2.75% | Sep 24, 2017 |
| Q2 2017 | 52.9 | +2.54 | +5.05% | Jun 25, 2017 |
| Q1 2017 | 52.8 | +3.87 | +7.91% | Mar 26, 2017 |
| Q4 2016 | 52.1 | +3.09 | +6.31% | Dec 25, 2016 |
| Q3 2016 | 51.6 | +2.62 | +5.35% | Sep 25, 2016 |
| Q2 2016 | 50.3 | +1.23 | +2.51% | Jun 26, 2016 |
| Q1 2016 | 48.9 | -0.54 | -1.09% | Mar 27, 2016 |
| Q4 2015 | 49 | +0.99 | +2.06% | Dec 27, 2015 |
| Q3 2015 | 49 | +2.74 | +5.93% | Sep 27, 2015 |
| Q2 2015 | 49.1 | +3.02 | +6.55% | Jun 28, 2015 |
| Q1 2015 | 49.5 | +3.2 | +6.92% | Mar 29, 2015 |
| Q4 2014 | 48 | +1.27 | +2.72% | Dec 28, 2014 |
| Q3 2014 | 46.2 | -1.45 | -3.04% | Sep 28, 2014 |
| Q2 2014 | 46.1 | -0.52 | -1.12% | Jun 29, 2014 |
| Q1 2014 | 46.3 | -41.2 | -47.1% | Mar 30, 2014 |
| Q4 2013 | 46.7 | Dec 29, 2013 | ||
| Q3 2013 | 47.7 | Sep 29, 2013 | ||
| Q2 2013 | 46.6 | Jun 30, 2013 | ||
| Q1 2013 | 87.5 | Mar 31, 2013 |