| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 87.9 | -21.1 | -19.4% | Jun 30, 2024 |
| Q1 2024 | 92.1 | -16.9 | -15.5% | Mar 31, 2024 |
| Q4 2023 | 99 | -6.36 | -6.04% | Dec 31, 2023 |
| Q3 2023 | 106 | +7.4 | +7.52% | Sep 30, 2023 |
| Q2 2023 | 109 | +13.7 | +14.3% | Jun 30, 2023 |
| Q1 2023 | 109 | +13.7 | +14.3% | Mar 31, 2023 |
| Q4 2022 | 105 | +7.55 | +7.72% | Dec 31, 2022 |
| Q3 2022 | 98.4 | -3.3 | -3.25% | Sep 30, 2022 |
| Q2 2022 | 95.3 | -10.6 | -10% | Jun 30, 2022 |
| Q1 2022 | 95.3 | -9.16 | -8.77% | Mar 31, 2022 |
| Q4 2021 | 97.8 | +1.27 | +1.32% | Dec 31, 2021 |
| Q3 2021 | 102 | +10.6 | +11.6% | Sep 30, 2021 |
| Q2 2021 | 106 | +21.5 | +25.5% | Jun 30, 2021 |
| Q1 2021 | 104 | +23.1 | +28.3% | Mar 31, 2021 |
| Q4 2020 | 96.5 | +13.2 | +15.8% | Dec 31, 2020 |
| Q3 2020 | 91.1 | +0.83 | +0.92% | Sep 30, 2020 |
| Q2 2020 | 84.4 | -13.5 | -13.8% | Jun 30, 2020 |
| Q1 2020 | 81.4 | -23.2 | -22.2% | Mar 31, 2020 |
| Q4 2019 | 83.3 | -29.2 | -26% | Dec 31, 2019 |
| Q3 2019 | 90.3 | -25 | -21.7% | Sep 30, 2019 |
| Q2 2019 | 97.9 | -19.5 | -16.6% | Jun 30, 2019 |
| Q1 2019 | 105 | -15.6 | -13% | Mar 31, 2019 |
| Q4 2018 | 113 | -9.78 | -8% | Dec 31, 2018 |
| Q3 2018 | 115 | -7.55 | -6.15% | Sep 30, 2018 |
| Q2 2018 | 117 | -11.2 | -8.74% | Jun 30, 2018 |
| Q1 2018 | 120 | -12.8 | -9.66% | Mar 31, 2018 |
| Q4 2017 | 122 | -13.9 | -10.2% | Dec 31, 2017 |
| Q3 2017 | 123 | -16.8 | -12% | Sep 30, 2017 |
| Q2 2017 | 129 | -20 | -13.5% | Jun 30, 2017 |
| Q1 2017 | 133 | -25.7 | -16.2% | Mar 31, 2017 |
| Q4 2016 | 136 | -34.5 | -20.2% | Dec 31, 2016 |
| Q3 2016 | 140 | -37.5 | -21.2% | Sep 30, 2016 |
| Q2 2016 | 149 | -32.3 | -17.9% | Jun 30, 2016 |
| Q1 2016 | 159 | -28.4 | -15.2% | Mar 31, 2016 |
| Q4 2015 | 171 | -25.5 | -13% | Dec 31, 2015 |
| Q3 2015 | 177 | -38.7 | -17.9% | Sep 30, 2015 |
| Q2 2015 | 181 | -45.2 | -20% | Jun 30, 2015 |
| Q1 2015 | 187 | -49.6 | -20.9% | Mar 31, 2015 |
| Q4 2014 | 196 | -45.4 | -18.8% | Dec 31, 2014 |
| Q3 2014 | 216 | -27.6 | -11.3% | Sep 30, 2014 |
| Q2 2014 | 226 | -13.9 | -5.77% | Jun 30, 2014 |
| Q1 2014 | 237 | +5.66 | +2.45% | Mar 31, 2014 |
| Q4 2013 | 242 | +19.7 | +8.87% | Dec 31, 2013 |
| Q3 2013 | 243 | +30.5 | +14.3% | Sep 30, 2013 |
| Q2 2013 | 240 | +31.8 | +15.3% | Jun 30, 2013 |
| Q1 2013 | 231 | +19 | +8.96% | Mar 31, 2013 |
| Q4 2012 | 222 | Dec 31, 2012 | ||
| Q3 2012 | 213 | Sep 30, 2012 | ||
| Q2 2012 | 208 | Jun 30, 2012 | ||
| Q1 2012 | 212 | Mar 31, 2012 |