| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 78.5 | +12.2 | +18.3% | Jun 29, 2024 |
| Q1 2024 | 76.4 | +0.36 | +0.47% | Mar 30, 2024 |
| Q4 2023 | 69.7 | -13.3 | -16% | Dec 30, 2023 |
| Q3 2023 | 66.3 | -9.65 | -12.7% | Sep 30, 2023 |
| Q2 2023 | 66.3 | -9.89 | -13% | Jul 1, 2023 |
| Q1 2023 | 76 | +5.29 | +7.48% | Apr 1, 2023 |
| Q4 2022 | 83 | +16.7 | +25.1% | Dec 31, 2022 |
| Q3 2022 | 75.9 | +2.3 | +3.13% | Sep 30, 2022 |
| Q2 2022 | 76.2 | +4.61 | +6.44% | Jun 30, 2022 |
| Q1 2022 | 70.7 | -0.46 | -0.65% | Mar 31, 2022 |
| Q4 2021 | 66.4 | +1.38 | +2.12% | Dec 31, 2021 |
| Q3 2021 | 73.6 | +12.6 | +20.7% | Sep 30, 2021 |
| Q2 2021 | 71.6 | +13.2 | +22.6% | Jun 30, 2021 |
| Q1 2021 | 71.2 | +20.2 | +39.5% | Mar 31, 2021 |
| Q4 2020 | 65 | +13.3 | +25.7% | Dec 31, 2020 |
| Q3 2020 | 61 | +10.7 | +21.3% | Sep 30, 2020 |
| Q2 2020 | 58.4 | +10.1 | +20.8% | Jun 30, 2020 |
| Q1 2020 | 51 | +0.63 | +1.25% | Mar 31, 2020 |
| Q4 2019 | 51.7 | +2.61 | +5.32% | Dec 31, 2019 |
| Q3 2019 | 50.3 | -2.82 | -5.31% | Sep 30, 2019 |
| Q2 2019 | 48.4 | -10.4 | -17.7% | Jun 30, 2019 |
| Q1 2019 | 50.4 | -14.1 | -21.9% | Mar 31, 2019 |
| Q4 2018 | 49.1 | -22.1 | -31.1% | Dec 31, 2018 |
| Q3 2018 | 53.1 | -18 | -25.3% | Sep 30, 2018 |
| Q2 2018 | 58.8 | -12.9 | -18% | Jun 30, 2018 |
| Q1 2018 | 64.5 | -8.81 | -12% | Mar 31, 2018 |
| Q4 2017 | 71.2 | -3.94 | -5.24% | Dec 31, 2017 |
| Q3 2017 | 71.1 | -7.07 | -9.04% | Sep 30, 2017 |
| Q2 2017 | 71.6 | -5.77 | -7.46% | Jun 30, 2017 |
| Q1 2017 | 73.3 | -3.85 | -4.99% | Mar 31, 2017 |
| Q4 2016 | 75.2 | -0.67 | -0.88% | Dec 31, 2016 |
| Q3 2016 | 78.2 | +4.11 | +5.55% | Sep 30, 2016 |
| Q2 2016 | 77.4 | +2.2 | +2.93% | Jun 30, 2016 |
| Q1 2016 | 77.2 | +1.87 | +2.48% | Mar 31, 2016 |
| Q4 2015 | 75.9 | -0.97 | -1.26% | Dec 31, 2015 |
| Q3 2015 | 74.1 | -0.36 | -0.48% | Sep 30, 2015 |
| Q2 2015 | 75.2 | +2.87 | +3.97% | Jun 30, 2015 |
| Q1 2015 | 75.3 | +6.77 | +9.88% | Mar 31, 2015 |
| Q4 2014 | 76.8 | +12.9 | +20.2% | Dec 31, 2014 |
| Q3 2014 | 74.4 | +10.7 | +16.8% | Sep 30, 2014 |
| Q2 2014 | 72.3 | +8.61 | +13.5% | Jun 30, 2014 |
| Q1 2014 | 68.5 | +5.05 | +7.95% | Mar 31, 2014 |
| Q4 2013 | 63.9 | +0.49 | +0.77% | Dec 31, 2013 |
| Q3 2013 | 63.7 | +0.29 | +0.46% | Sep 30, 2013 |
| Q2 2013 | 63.7 | +13.3 | +26.3% | Jun 30, 2013 |
| Q1 2013 | 63.5 | Mar 31, 2013 | ||
| Q4 2012 | 63.4 | Dec 31, 2012 | ||
| Q3 2012 | 63.4 | Sep 30, 2012 | ||
| Q2 2012 | 50.4 | Jun 30, 2012 |