| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 37 | -4.13 | -10% | Jun 30, 2024 |
| Q1 2024 | 36.5 | -6.78 | -15.7% | Mar 31, 2024 |
| Q4 2023 | 35.8 | -9 | -20.1% | Dec 31, 2023 |
| Q3 2023 | 37.7 | -7.02 | -15.7% | Sep 30, 2023 |
| Q2 2023 | 41.1 | -3.37 | -7.57% | Jun 30, 2023 |
| Q1 2023 | 43.3 | -2.09 | -4.61% | Mar 31, 2023 |
| Q4 2022 | 44.8 | -1.48 | -3.2% | Dec 31, 2022 |
| Q3 2022 | 44.7 | -2.22 | -4.73% | Sep 30, 2022 |
| Q2 2022 | 44.5 | -0.84 | -1.85% | Jun 30, 2022 |
| Q1 2022 | 45.4 | +2.87 | +6.76% | Mar 31, 2022 |
| Q4 2021 | 46.3 | +6.85 | +17.4% | Dec 31, 2021 |
| Q3 2021 | 47 | +10.9 | +30.3% | Sep 30, 2021 |
| Q2 2021 | 45.4 | +9.26 | +25.7% | Jun 30, 2021 |
| Q1 2021 | 42.5 | +5.94 | +16.3% | Mar 31, 2021 |
| Q4 2020 | 39.4 | +1.91 | +5.09% | Dec 31, 2020 |
| Q3 2020 | 36.1 | -1.47 | -3.92% | Sep 30, 2020 |
| Q2 2020 | 36.1 | -2.23 | -5.82% | Jun 30, 2020 |
| Q1 2020 | 36.5 | -2.61 | -6.67% | Mar 31, 2020 |
| Q4 2019 | 37.5 | -1.41 | -3.62% | Dec 31, 2019 |
| Q3 2019 | 37.5 | -4.29 | -10.3% | Sep 30, 2019 |
| Q2 2019 | 38.3 | -2.48 | -6.08% | Jun 30, 2019 |
| Q1 2019 | 39.2 | +0.74 | +1.93% | Mar 31, 2019 |
| Q4 2018 | 38.9 | +1.76 | +4.74% | Dec 31, 2018 |
| Q3 2018 | 41.8 | +4.38 | +11.7% | Sep 30, 2018 |
| Q2 2018 | 40.8 | +5.43 | +15.4% | Jun 30, 2018 |
| Q1 2018 | 38.4 | +3.74 | +10.8% | Mar 31, 2018 |
| Q4 2017 | 37.2 | +2.65 | +7.68% | Dec 31, 2017 |
| Q3 2017 | 37.4 | +6 | +19.1% | Sep 30, 2017 |
| Q2 2017 | 35.4 | +2.21 | +6.66% | Jun 30, 2017 |
| Q1 2017 | 34.7 | +1.14 | +3.4% | Mar 31, 2017 |
| Q4 2016 | 34.5 | +0.2 | +0.58% | Dec 31, 2016 |
| Q3 2016 | 31.4 | -4.18 | -11.7% | Sep 30, 2016 |
| Q2 2016 | 33.2 | -0.74 | -2.18% | Jun 30, 2016 |
| Q1 2016 | 33.5 | -1.05 | -3.04% | Mar 31, 2016 |
| Q4 2015 | 34.3 | +0.08 | +0.23% | Dec 31, 2015 |
| Q3 2015 | 35.6 | +0.4 | +1.14% | Sep 30, 2015 |
| Q2 2015 | 33.9 | -3.74 | -9.94% | Jun 30, 2015 |
| Q1 2015 | 34.6 | -4.73 | -12% | Mar 31, 2015 |
| Q4 2014 | 34.2 | -7.14 | -17.3% | Dec 31, 2014 |
| Q3 2014 | 35.2 | -5.71 | -14% | Sep 30, 2014 |
| Q2 2014 | 37.7 | -2.27 | -5.69% | Jun 30, 2014 |
| Q1 2014 | 39.3 | +2.59 | +7.05% | Mar 31, 2014 |
| Q4 2013 | 41.4 | +7.44 | +21.9% | Dec 31, 2013 |
| Q3 2013 | 40.9 | +7.44 | +22.2% | Sep 30, 2013 |
| Q2 2013 | 39.9 | +8.12 | +25.5% | Jun 30, 2013 |
| Q1 2013 | 36.7 | +4.93 | +15.5% | Mar 31, 2013 |
| Q4 2012 | 33.9 | +2.33 | +7.38% | Dec 31, 2012 |
| Q3 2012 | 33.5 | +2.54 | +8.21% | Sep 30, 2012 |
| Q2 2012 | 31.8 | +0.74 | +2.38% | Jun 30, 2012 |
| Q1 2012 | 31.8 | +0.07 | +0.22% | Mar 31, 2012 |
| Q4 2011 | 31.6 | -1.56 | -4.71% | Dec 31, 2011 |
| Q3 2011 | 30.9 | Sep 30, 2011 | ||
| Q2 2011 | 31.1 | Jun 30, 2011 | ||
| Q1 2011 | 31.7 | Mar 31, 2011 | ||
| Q4 2010 | 33.2 | Dec 31, 2010 |