| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2024 | 87.4 | +5.17 | +6.29% | Sep 30, 2024 |
| Q2 2024 | 87.4 | +4.65 | +5.62% | Jun 30, 2024 |
| Q1 2024 | 85.3 | +1.75 | +2.09% | Mar 31, 2024 |
| Q4 2023 | 83.2 | -1.83 | -2.15% | Dec 31, 2023 |
| Q3 2023 | 82.2 | -8.95 | -9.82% | Sep 30, 2023 |
| Q2 2023 | 82.8 | -10.3 | -11.1% | Jun 30, 2023 |
| Q1 2023 | 83.6 | -15.9 | -15.9% | Mar 31, 2023 |
| Q4 2022 | 85.1 | -20.8 | -19.6% | Dec 31, 2022 |
| Q3 2022 | 91.2 | -19.6 | -17.7% | Sep 30, 2022 |
| Q2 2022 | 93 | -21.1 | -18.5% | Jun 30, 2022 |
| Q1 2022 | 99.5 | -13.4 | -11.9% | Mar 31, 2022 |
| Q4 2021 | 106 | -3.14 | -2.88% | Dec 31, 2021 |
| Q3 2021 | 111 | +1.99 | +1.83% | Sep 30, 2021 |
| Q2 2021 | 114 | +6.23 | +5.77% | Jun 30, 2021 |
| Q1 2021 | 113 | +9.18 | +8.86% | Mar 31, 2021 |
| Q4 2020 | 109 | +9.55 | +9.61% | Dec 31, 2020 |
| Q3 2020 | 109 | +8.58 | +8.56% | Sep 30, 2020 |
| Q2 2020 | 108 | +5.65 | +5.53% | Jun 30, 2020 |
| Q1 2020 | 104 | -3.68 | -3.43% | Mar 31, 2020 |
| Q4 2019 | 99.4 | -16.3 | -14.1% | Dec 31, 2019 |
| Q3 2019 | 100 | -20.9 | -17.2% | Sep 30, 2019 |
| Q2 2019 | 102 | -17.1 | -14.3% | Jun 30, 2019 |
| Q1 2019 | 107 | -10.1 | -8.58% | Mar 31, 2019 |
| Q4 2018 | 116 | -3.78 | -3.16% | Dec 31, 2018 |
| Q3 2018 | 121 | +8.58 | +7.63% | Sep 30, 2018 |
| Q2 2018 | 119 | +6.02 | +5.31% | Jun 30, 2018 |
| Q1 2018 | 117 | -0.86 | -0.73% | Mar 31, 2018 |
| Q4 2017 | 120 | +4.43 | +3.85% | Dec 31, 2017 |
| Q3 2017 | 113 | -1.58 | -1.39% | Sep 30, 2017 |
| Q2 2017 | 113 | +3.31 | +3.01% | Jun 30, 2017 |
| Q1 2017 | 118 | +17.2 | +17% | Mar 31, 2017 |
| Q4 2016 | 115 | +18.2 | +18.8% | Dec 31, 2016 |
| Q3 2016 | 114 | +17.3 | +17.9% | Sep 30, 2016 |
| Q2 2016 | 110 | +13.8 | +14.4% | Jun 30, 2016 |
| Q1 2016 | 101 | +0.35 | +0.35% | Mar 31, 2016 |
| Q4 2015 | 96.8 | -6.62 | -6.4% | Dec 31, 2015 |
| Q3 2015 | 96.8 | -5.62 | -5.49% | Sep 30, 2015 |
| Q2 2015 | 96.2 | -6.72 | -6.53% | Jun 30, 2015 |
| Q1 2015 | 101 | -3.6 | -3.45% | Mar 31, 2015 |
| Q4 2014 | 103 | -2.94 | -2.76% | Dec 31, 2014 |
| Q3 2014 | 102 | -3.69 | -3.48% | Sep 30, 2014 |
| Q2 2014 | 103 | -4.47 | -4.16% | Jun 30, 2014 |
| Q1 2014 | 104 | +2.31 | +2.26% | Mar 31, 2014 |
| Q4 2013 | 106 | +7.56 | +7.65% | Dec 31, 2013 |
| Q3 2013 | 106 | +6.49 | +6.52% | Sep 30, 2013 |
| Q2 2013 | 107 | +10.7 | +11.1% | Jun 30, 2013 |
| Q1 2013 | 102 | +4.13 | +4.22% | Mar 31, 2013 |
| Q4 2012 | 98.8 | +2.63 | +2.73% | Dec 31, 2012 |
| Q3 2012 | 99.6 | +1.96 | +2.01% | Sep 30, 2012 |
| Q2 2012 | 96.7 | -5.76 | -5.62% | Jun 30, 2012 |
| Q1 2012 | 97.9 | -11.3 | -10.4% | Mar 31, 2012 |
| Q4 2011 | 96.2 | -23.7 | -19.7% | Dec 31, 2011 |
| Q3 2011 | 97.6 | Sep 30, 2011 | ||
| Q2 2011 | 102 | Jun 30, 2011 | ||
| Q1 2011 | 109 | Mar 31, 2011 | ||
| Q4 2010 | 120 | Dec 31, 2010 |