| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2025 | 89.4 | -10.6 | -10.6% | Mar 31, 2025 |
| Q4 2024 | 91.3 | -12.1 | -11.7% | Dec 31, 2024 |
| Q3 2024 | 94 | -9.68 | -9.34% | Sep 30, 2024 |
| Q2 2024 | 97.2 | -2.08 | -2.1% | Jun 30, 2024 |
| Q1 2024 | 100 | +5.7 | +6.04% | Mar 31, 2024 |
| Q4 2023 | 103 | +13.8 | +15.4% | Dec 31, 2023 |
| Q3 2023 | 104 | +18.1 | +21.1% | Sep 30, 2023 |
| Q2 2023 | 99.3 | +15.7 | +18.8% | Jun 30, 2023 |
| Q1 2023 | 94.3 | +14 | +17.4% | Mar 31, 2023 |
| Q4 2022 | 89.6 | +14 | +18.4% | Dec 31, 2022 |
| Q3 2022 | 85.6 | +12.9 | +17.8% | Sep 30, 2022 |
| Q2 2022 | 83.6 | +11.7 | +16.2% | Jun 30, 2022 |
| Q1 2022 | 80.4 | +6.73 | +9.14% | Mar 31, 2022 |
| Q4 2021 | 75.7 | +1.16 | +1.56% | Dec 31, 2021 |
| Q3 2021 | 72.7 | -2.04 | -2.73% | Sep 30, 2021 |
| Q2 2021 | 71.9 | -1.14 | -1.56% | Jun 30, 2021 |
| Q1 2021 | 73.6 | +4.04 | +5.81% | Mar 31, 2021 |
| Q4 2020 | 74.5 | +7.32 | +10.9% | Dec 31, 2020 |
| Q3 2020 | 74.8 | +10.5 | +16.3% | Sep 30, 2020 |
| Q2 2020 | 73.1 | +9.69 | +15.3% | Jun 30, 2020 |
| Q1 2020 | 69.6 | +6.5 | +10.3% | Mar 31, 2020 |
| Q4 2019 | 67.2 | +4.45 | +7.09% | Dec 31, 2019 |
| Q3 2019 | 64.3 | +1.73 | +2.77% | Sep 30, 2019 |
| Q2 2019 | 63.4 | -5.53 | -8.03% | Jun 30, 2019 |
| Q1 2019 | 63.1 | -13.1 | -17.2% | Mar 31, 2019 |
| Q4 2018 | 62.8 | -20.8 | -24.9% | Dec 31, 2018 |
| Q3 2018 | 62.6 | -30.7 | -32.9% | Sep 30, 2018 |
| Q2 2018 | 68.9 | -25.3 | -26.8% | Jun 30, 2018 |
| Q1 2018 | 76.2 | -21.2 | -21.8% | Mar 31, 2018 |
| Q4 2017 | 83.6 | -21.9 | -20.7% | Dec 31, 2017 |
| Q3 2017 | 93.2 | -20.5 | -18% | Sep 30, 2017 |
| Q2 2017 | 94.1 | -26.7 | -22.1% | Jun 30, 2017 |
| Q1 2017 | 97.4 | -27.5 | -22% | Mar 31, 2017 |
| Q4 2016 | 105 | -21.1 | -16.7% | Dec 31, 2016 |
| Q3 2016 | 114 | -9.69 | -7.85% | Sep 30, 2016 |
| Q2 2016 | 121 | +3.18 | +2.7% | Jun 30, 2016 |
| Q1 2016 | 125 | +10.2 | +8.93% | Mar 31, 2016 |
| Q4 2015 | 127 | +15.6 | +14.1% | Dec 31, 2015 |
| Q3 2015 | 123 | +15.5 | +14.4% | Sep 30, 2015 |
| Q2 2015 | 118 | +8.38 | +7.67% | Jun 30, 2015 |
| Q1 2015 | 115 | +8.83 | +8.35% | Mar 31, 2015 |
| Q4 2014 | 111 | +8.65 | +8.46% | Dec 31, 2014 |
| Q3 2014 | 108 | +5.82 | +5.7% | Sep 30, 2014 |
| Q2 2014 | 109 | +6.44 | +6.26% | Jun 30, 2014 |
| Q1 2014 | 106 | -1.11 | -1.04% | Mar 31, 2014 |
| Q4 2013 | 102 | -6.19 | -5.71% | Dec 31, 2013 |
| Q3 2013 | 102 | -9.6 | -8.6% | Sep 30, 2013 |
| Q2 2013 | 103 | -13.1 | -11.3% | Jun 30, 2013 |
| Q1 2013 | 107 | -12.5 | -10.4% | Mar 31, 2013 |
| Q4 2012 | 108 | -15.9 | -12.8% | Dec 31, 2012 |
| Q3 2012 | 112 | -13.3 | -10.6% | Sep 30, 2012 |
| Q2 2012 | 116 | -5.15 | -4.25% | Jun 30, 2012 |
| Q1 2012 | 119 | +1.46 | +1.24% | Mar 31, 2012 |
| Q4 2011 | 124 | Dec 31, 2011 | ||
| Q3 2011 | 125 | Sep 30, 2011 | ||
| Q2 2011 | 121 | Jun 30, 2011 | ||
| Q1 2011 | 118 | Mar 31, 2011 |