| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 65 | +10.4 | +19.1% | Mar 31, 2024 |
| Q4 2023 | 61.5 | +10.8 | +21.2% | Dec 31, 2023 |
| Q3 2023 | 61.4 | +16.3 | +36.2% | Sep 30, 2023 |
| Q2 2023 | 56.7 | +14.9 | +35.5% | Jun 30, 2023 |
| Q1 2023 | 54.6 | +15.4 | +39.2% | Mar 31, 2023 |
| Q4 2022 | 50.7 | +13.8 | +37.5% | Dec 31, 2022 |
| Q3 2022 | 45.1 | +9.97 | +28.4% | Sep 30, 2022 |
| Q2 2022 | 41.9 | +8.18 | +24.3% | Jun 30, 2022 |
| Q1 2022 | 39.2 | +7.84 | +25% | Mar 31, 2022 |
| Q4 2021 | 36.9 | +6.25 | +20.4% | Dec 31, 2021 |
| Q3 2021 | 35.1 | +4.26 | +13.8% | Sep 30, 2021 |
| Q2 2021 | 33.7 | +2.67 | +8.61% | Jun 30, 2021 |
| Q1 2021 | 31.4 | -1.94 | -5.82% | Mar 31, 2021 |
| Q4 2020 | 30.7 | -6.15 | -16.7% | Dec 31, 2020 |
| Q3 2020 | 30.9 | -9.18 | -22.9% | Sep 30, 2020 |
| Q2 2020 | 31 | -11 | -26.1% | Jun 30, 2020 |
| Q1 2020 | 33.3 | -9.64 | -22.4% | Mar 31, 2020 |
| Q4 2019 | 36.8 | -1.93 | -4.98% | Dec 31, 2019 |
| Q3 2019 | 40.1 | +5.27 | +15.2% | Sep 30, 2019 |
| Q2 2019 | 42 | +9.61 | +29.7% | Jun 30, 2019 |
| Q1 2019 | 43 | +13.2 | +44.5% | Mar 31, 2019 |
| Q4 2018 | 38.7 | +8.53 | +28.2% | Dec 31, 2018 |
| Q3 2018 | 34.8 | +4.45 | +14.7% | Sep 30, 2018 |
| Q2 2018 | 32.4 | +1.13 | +3.62% | Jun 30, 2018 |
| Q1 2018 | 29.7 | -2.24 | -7.01% | Mar 31, 2018 |
| Q4 2017 | 30.2 | -2.22 | -6.85% | Dec 31, 2017 |
| Q3 2017 | 30.3 | -1.52 | -4.77% | Sep 30, 2017 |
| Q2 2017 | 31.3 | +0.66 | +2.16% | Jun 30, 2017 |
| Q1 2017 | 32 | +2.02 | +6.75% | Mar 31, 2017 |
| Q4 2016 | 32.4 | +2.36 | +7.85% | Dec 31, 2016 |
| Q3 2016 | 31.9 | -0.01 | -0.03% | Sep 30, 2016 |
| Q2 2016 | 30.6 | -2.13 | -6.51% | Jun 30, 2016 |
| Q1 2016 | 30 | -3.62 | -10.8% | Mar 31, 2016 |
| Q4 2015 | 30.1 | -2.9 | -8.8% | Dec 31, 2015 |
| Q3 2015 | 31.9 | +0.27 | +0.86% | Sep 30, 2015 |
| Q2 2015 | 32.7 | +1.39 | +4.44% | Jun 30, 2015 |
| Q1 2015 | 33.6 | +2.94 | +9.6% | Mar 31, 2015 |
| Q4 2014 | 33 | +1.64 | +5.24% | Dec 31, 2014 |
| Q3 2014 | 31.6 | -0.54 | -1.68% | Sep 30, 2014 |
| Q2 2014 | 31.3 | -1.43 | -4.37% | Jun 30, 2014 |
| Q1 2014 | 30.6 | -3.02 | -8.98% | Mar 31, 2014 |
| Q4 2013 | 31.3 | -2.08 | -6.23% | Dec 31, 2013 |
| Q3 2013 | 32.1 | -2.04 | -5.97% | Sep 30, 2013 |
| Q2 2013 | 32.8 | -1.11 | -3.28% | Jun 30, 2013 |
| Q1 2013 | 33.7 | -0.02 | -0.06% | Mar 31, 2013 |
| Q4 2012 | 33.4 | -0.55 | -1.62% | Dec 31, 2012 |
| Q3 2012 | 34.2 | +1.12 | +3.39% | Sep 30, 2012 |
| Q2 2012 | 33.9 | +1.2 | +3.67% | Jun 30, 2012 |
| Q1 2012 | 33.7 | +1.96 | +6.18% | Mar 31, 2012 |
| Q4 2011 | 34 | Dec 31, 2011 | ||
| Q3 2011 | 33.1 | Sep 30, 2011 | ||
| Q2 2011 | 32.7 | Jun 30, 2011 | ||
| Q1 2011 | 31.7 | Mar 31, 2011 |