| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2023 | 41.7 | -6.48 | -13.4% | Mar 31, 2023 |
| Q4 2022 | 43.4 | -2.22 | -4.87% | Dec 31, 2022 |
| Q3 2022 | 43 | -7.28 | -14.5% | Sep 30, 2022 |
| Q2 2022 | 45.1 | -4.28 | -8.67% | Jun 30, 2022 |
| Q1 2022 | 48.2 | -4.96 | -9.33% | Mar 31, 2022 |
| Q4 2021 | 45.6 | -10.8 | -19.1% | Dec 31, 2021 |
| Q3 2021 | 50.3 | -1.75 | -3.36% | Sep 30, 2021 |
| Q2 2021 | 49.4 | -0.64 | -1.28% | Jun 30, 2021 |
| Q1 2021 | 53.2 | +9.02 | +20.4% | Mar 31, 2021 |
| Q4 2020 | 56.4 | +15.3 | +37.4% | Dec 31, 2020 |
| Q3 2020 | 52 | +13.3 | +34.3% | Sep 30, 2020 |
| Q2 2020 | 50 | +13 | +35% | Jun 30, 2020 |
| Q1 2020 | 44.2 | +9.48 | +27.3% | Mar 31, 2020 |
| Q4 2019 | 41 | +8.01 | +24.3% | Dec 31, 2019 |
| Q3 2019 | 38.8 | +5.71 | +17.3% | Sep 30, 2019 |
| Q2 2019 | 37.1 | +1.96 | +5.59% | Jun 30, 2019 |
| Q1 2019 | 34.7 | -1.03 | -2.88% | Mar 31, 2019 |
| Q4 2018 | 33 | -3.48 | -9.54% | Dec 31, 2018 |
| Q3 2018 | 33.1 | -3.24 | -8.93% | Sep 30, 2018 |
| Q2 2018 | 35.1 | -2.05 | -5.52% | Jun 30, 2018 |
| Q1 2018 | 35.7 | -6.93 | -16.3% | Mar 31, 2018 |
| Q4 2017 | 36.5 | -11.8 | -24.4% | Dec 31, 2017 |
| Q3 2017 | 36.3 | -18.9 | -34.3% | Sep 30, 2017 |
| Q2 2017 | 37.1 | -24.7 | -39.9% | Jun 30, 2017 |
| Q1 2017 | 42.6 | -17.5 | -29.1% | Mar 31, 2017 |
| Q4 2016 | 48.3 | -23.4 | -32.6% | Dec 31, 2016 |
| Q3 2016 | 55.2 | -11.9 | -17.7% | Sep 30, 2016 |
| Q2 2016 | 61.8 | -15.1 | -19.6% | Jun 30, 2016 |
| Q1 2016 | 60.1 | -28.6 | -32.2% | Mar 31, 2016 |
| Q4 2015 | 71.6 | -15.7 | -17.9% | Dec 31, 2015 |
| Q3 2015 | 67.1 | -35.4 | -34.5% | Sep 30, 2015 |
| Q2 2015 | 76.9 | +8.49 | +12.4% | Jun 30, 2015 |
| Q1 2015 | 88.8 | Mar 31, 2015 | ||
| Q4 2014 | 87.3 | Dec 31, 2014 | ||
| Q3 2014 | 103 | Sep 30, 2014 | ||
| Q2 2014 | 68.4 | Jun 30, 2014 |