| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q4 2024 | 126 | -27.7 | -18.1% | Dec 31, 2024 |
| Q3 2024 | 132 | -22.6 | -14.6% | Sep 30, 2024 |
| Q2 2024 | 135 | -23.4 | -14.8% | Jun 30, 2024 |
| Q1 2024 | 144 | -14.2 | -8.99% | Mar 31, 2024 |
| Q4 2023 | 153 | -4.44 | -2.81% | Dec 31, 2023 |
| Q3 2023 | 154 | -7.98 | -4.92% | Sep 30, 2023 |
| Q2 2023 | 158 | -12.8 | -7.51% | Jun 30, 2023 |
| Q1 2023 | 158 | -21.8 | -12.2% | Mar 31, 2023 |
| Q4 2022 | 158 | -21.7 | -12.1% | Dec 31, 2022 |
| Q3 2022 | 162 | -17.9 | -9.94% | Sep 30, 2022 |
| Q2 2022 | 171 | -9.16 | -5.09% | Jun 30, 2022 |
| Q1 2022 | 180 | -0.13 | -0.07% | Mar 31, 2022 |
| Q4 2021 | 180 | +1.12 | +0.63% | Dec 31, 2021 |
| Q3 2021 | 180 | +2.77 | +1.56% | Sep 30, 2021 |
| Q2 2021 | 180 | +1.62 | +0.91% | Jun 30, 2021 |
| Q1 2021 | 180 | +0.17 | +0.1% | Mar 31, 2021 |
| Q4 2020 | 178 | +10.6 | +6.31% | Dec 31, 2020 |
| Q3 2020 | 178 | +16.4 | +10.1% | Sep 30, 2020 |
| Q2 2020 | 178 | +27.4 | +18.1% | Jun 30, 2020 |
| Q1 2020 | 180 | +45.2 | +33.6% | Mar 31, 2020 |
| Q4 2019 | 168 | +29.9 | +21.7% | Dec 31, 2019 |
| Q3 2019 | 161 | +27.2 | +20.3% | Sep 30, 2019 |
| Q2 2019 | 151 | +17.2 | +12.8% | Jun 30, 2019 |
| Q1 2019 | 134 | -10.1 | -7.01% | Mar 31, 2019 |
| Q4 2018 | 138 | -7.22 | -4.98% | Dec 31, 2018 |
| Q3 2018 | 134 | -11.7 | -8.04% | Sep 30, 2018 |
| Q2 2018 | 134 | -10.6 | -7.32% | Jun 30, 2018 |
| Q1 2018 | 145 | +2.93 | +2.07% | Mar 31, 2018 |
| Q4 2017 | 145 | +6.5 | +4.69% | Dec 31, 2017 |
| Q3 2017 | 146 | +9.08 | +6.65% | Sep 30, 2017 |
| Q2 2017 | 144 | +11.9 | +8.98% | Jun 30, 2017 |
| Q1 2017 | 142 | +13.8 | +10.8% | Mar 31, 2017 |
| Q4 2016 | 139 | +9.68 | +7.51% | Dec 31, 2016 |
| Q3 2016 | 137 | +6.29 | +4.83% | Sep 30, 2016 |
| Q2 2016 | 133 | +3.31 | +2.56% | Jun 30, 2016 |
| Q1 2016 | 128 | -0.2 | -0.16% | Mar 31, 2016 |
| Q4 2015 | 129 | +2.64 | +2.09% | Dec 31, 2015 |
| Q3 2015 | 130 | +8.01 | +6.55% | Sep 30, 2015 |
| Q2 2015 | 129 | +8.08 | +6.67% | Jun 30, 2015 |
| Q1 2015 | 128 | +8.86 | +7.43% | Mar 31, 2015 |
| Q4 2014 | 126 | +11.1 | +9.66% | Dec 31, 2014 |
| Q3 2014 | 122 | +6.62 | +5.72% | Sep 30, 2014 |
| Q2 2014 | 121 | +12.8 | +11.8% | Jun 30, 2014 |
| Q1 2014 | 119 | +15.3 | +14.7% | Mar 31, 2014 |
| Q4 2013 | 115 | +14.1 | +13.9% | Dec 31, 2013 |
| Q3 2013 | 116 | +19.2 | +19.9% | Sep 30, 2013 |
| Q2 2013 | 108 | +4.84 | +4.67% | Jun 30, 2013 |
| Q1 2013 | 104 | -8.39 | -7.47% | Mar 31, 2013 |
| Q4 2012 | 101 | -20.6 | -17% | Dec 31, 2012 |
| Q3 2012 | 96.5 | -35.7 | -27% | Sep 30, 2012 |
| Q2 2012 | 104 | -28.1 | -21.4% | Jun 30, 2012 |
| Q1 2012 | 112 | -18.3 | -14% | Mar 31, 2012 |
| Q4 2011 | 122 | Dec 31, 2011 | ||
| Q3 2011 | 132 | Sep 30, 2011 | ||
| Q2 2011 | 132 | Jun 30, 2011 | ||
| Q1 2011 | 131 | Mar 31, 2011 |