| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 74.5 | +13.7 | +22.6% | Mar 31, 2024 |
| Q4 2023 | 67.5 | +7.09 | +11.7% | Dec 31, 2023 |
| Q3 2023 | 64.8 | +2.6 | +4.18% | Sep 30, 2023 |
| Q2 2023 | 63.3 | -0.83 | -1.29% | Jun 30, 2023 |
| Q1 2023 | 60.7 | -5.7 | -8.58% | Mar 31, 2023 |
| Q4 2022 | 60.4 | -8.92 | -12.9% | Dec 31, 2022 |
| Q3 2022 | 62.2 | -11.9 | -16% | Sep 30, 2022 |
| Q2 2022 | 64.2 | -19 | -22.9% | Jun 30, 2022 |
| Q1 2022 | 66.4 | -30.7 | -31.6% | Mar 31, 2022 |
| Q4 2021 | 69.3 | -45 | -39.4% | Dec 31, 2021 |
| Q3 2021 | 74.1 | -37.8 | -33.8% | Sep 30, 2021 |
| Q2 2021 | 83.2 | -22.8 | -21.5% | Jun 30, 2021 |
| Q1 2021 | 97.1 | -9.8 | -9.17% | Mar 31, 2021 |
| Q4 2020 | 114 | +4.4 | +4% | Dec 31, 2020 |
| Q3 2020 | 112 | -12 | -9.66% | Sep 30, 2020 |
| Q2 2020 | 106 | -31.7 | -23% | Jun 30, 2020 |
| Q1 2020 | 107 | -37.2 | -25.8% | Mar 31, 2020 |
| Q4 2019 | 110 | -30 | -21.4% | Dec 31, 2019 |
| Q3 2019 | 124 | -9.16 | -6.89% | Sep 30, 2019 |
| Q2 2019 | 138 | +5.5 | +4.16% | Jun 30, 2019 |
| Q1 2019 | 144 | +13.2 | +10.1% | Mar 31, 2019 |
| Q4 2018 | 140 | +5.35 | +3.98% | Dec 31, 2018 |
| Q3 2018 | 133 | -2.64 | -1.95% | Sep 30, 2018 |
| Q2 2018 | 132 | -2.14 | -1.59% | Jun 30, 2018 |
| Q1 2018 | 131 | -1.71 | -1.29% | Mar 31, 2018 |
| Q4 2017 | 135 | +10.4 | +8.38% | Dec 31, 2017 |
| Q3 2017 | 136 | +19.5 | +16.8% | Sep 30, 2017 |
| Q2 2017 | 134 | +18.1 | +15.6% | Jun 30, 2017 |
| Q1 2017 | 133 | +11.7 | +9.66% | Mar 31, 2017 |
| Q4 2016 | 124 | -5.71 | -4.4% | Dec 31, 2016 |
| Q3 2016 | 116 | -29.8 | -20.4% | Sep 30, 2016 |
| Q2 2016 | 116 | -41.4 | -26.3% | Jun 30, 2016 |
| Q1 2016 | 121 | -45.2 | -27.2% | Mar 31, 2016 |
| Q4 2015 | 130 | -52 | -28.6% | Dec 31, 2015 |
| Q3 2015 | 146 | -41.9 | -22.3% | Sep 30, 2015 |
| Q2 2015 | 158 | -32 | -16.9% | Jun 30, 2015 |
| Q1 2015 | 166 | -31 | -15.7% | Mar 31, 2015 |
| Q4 2014 | 182 | -12.9 | -6.61% | Dec 31, 2014 |
| Q3 2014 | 188 | -2.5 | -1.31% | Sep 30, 2014 |
| Q2 2014 | 190 | -1.08 | -0.57% | Jun 30, 2014 |
| Q1 2014 | 197 | +0.94 | +0.48% | Mar 31, 2014 |
| Q4 2013 | 195 | +2.61 | +1.36% | Dec 31, 2013 |
| Q3 2013 | 190 | -8.32 | -4.19% | Sep 30, 2013 |
| Q2 2013 | 191 | -1.24 | -0.65% | Jun 30, 2013 |
| Q1 2013 | 196 | +33.4 | +20.5% | Mar 31, 2013 |
| Q4 2012 | 192 | Dec 31, 2012 | ||
| Q3 2012 | 199 | Sep 30, 2012 | ||
| Q2 2012 | 192 | Jun 30, 2012 | ||
| Q1 2012 | 163 | Mar 31, 2012 |