| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 15 | -2 | -12.6% | 30 Sep 2025 |
| Q2 2025 | 16 | -0 | -1.8% | 30 Jun 2025 |
| Q1 2025 | 16 | -0 | -0.59% | 31 Mar 2025 |
| Q4 2024 | 16 | -0 | -2.9% | 31 Dec 2024 |
| Q3 2024 | 17 | +1 | +5.2% | 30 Sep 2024 |
| Q2 2024 | 16 | -2 | -11% | 30 Jun 2024 |
| Q1 2024 | 17 | -3 | -13.6% | 31 Mar 2024 |
| Q4 2023 | 17 | -4 | -17.9% | 31 Dec 2023 |
| Q3 2023 | 16 | -8 | -31.1% | 30 Sep 2023 |
| Q2 2023 | 19 | -5 | -22.4% | 30 Jun 2023 |
| Q1 2023 | 19 | -6 | -22.1% | 31 Mar 2023 |
| Q4 2022 | 21 | -4 | -16.5% | 31 Dec 2022 |
| Q3 2022 | 24 | +0 | +0.08% | 30 Sep 2022 |
| Q2 2022 | 24 | +1 | +5.9% | 30 Jun 2022 |
| Q1 2022 | 25 | +3 | +12.8% | 31 Mar 2022 |
| Q4 2021 | 25 | +6 | +27.8% | 31 Dec 2021 |
| Q3 2021 | 24 | +8 | +46.2% | 30 Sep 2021 |
| Q2 2021 | 23 | +6 | +36.7% | 30 Jun 2021 |
| Q1 2021 | 22 | -1 | -3.1% | 31 Mar 2021 |
| Q4 2020 | 19 | -3 | -12.4% | 31 Dec 2020 |
| Q3 2020 | 16 | -13 | -43.2% | 30 Sep 2020 |
| Q2 2020 | 16 | -14 | -46.1% | 30 Jun 2020 |
| Q1 2020 | 23 | -10 | -29.1% | 31 Mar 2020 |
| Q4 2019 | 22 | -11 | -33.1% | 31 Dec 2019 |
| Q3 2019 | 29 | -8 | -22.5% | 30 Sep 2019 |
| Q2 2019 | 31 | -13 | -29.6% | 30 Jun 2019 |
| Q1 2019 | 32 | -15 | -31.1% | 31 Mar 2019 |
| Q4 2018 | 33 | -25 | -42.9% | 31 Dec 2018 |
| Q3 2018 | 37 | -24 | -39% | 30 Sep 2018 |
| Q2 2018 | 44 | -19 | -29.8% | 30 Jun 2018 |
| Q1 2018 | 47 | -14 | -22.7% | 31 Mar 2018 |
| Q4 2017 | 59 | -1 | -2.1% | 31 Dec 2017 |
| Q3 2017 | 61 | +4 | +7.2% | 30 Sep 2017 |
| Q2 2017 | 63 | +11 | +20% | 30 Jun 2017 |
| Q1 2017 | 61 | +13 | +26.6% | 31 Mar 2017 |
| Q4 2016 | 60 | +15 | +33.8% | 31 Dec 2016 |
| Q3 2016 | 57 | +20 | +52.5% | 30 Sep 2016 |
| Q2 2016 | 52 | +12 | +29.4% | 30 Jun 2016 |
| Q1 2016 | 48 | +9 | +23.4% | 31 Mar 2016 |
| Q4 2015 | 45 | +7 | +19.1% | 31 Dec 2015 |
| Q3 2015 | 37 | -2 | -6% | 30 Sep 2015 |
| Q2 2015 | 40 | +6 | +15.9% | 30 Jun 2015 |
| Q1 2015 | 39 | +5 | +15.9% | 31 Mar 2015 |
| Q4 2014 | 38 | +6 | +19.5% | 31 Dec 2014 |
| Q3 2014 | 40 | +8 | +26.2% | 30 Sep 2014 |
| Q2 2014 | 35 | +5 | +17% | 30 Jun 2014 |
| Q1 2014 | 33 | +3 | +8.9% | 31 Mar 2014 |
| Q4 2013 | 31 | -5 | -14.7% | 31 Dec 2013 |
| Q3 2013 | 31 | -13 | -28.8% | 30 Sep 2013 |
| Q2 2013 | 30 | -20 | -40.2% | 30 Jun 2013 |
| Q1 2013 | 31 | -37 | -54.3% | 31 Mar 2013 |
| Q4 2012 | 37 | -28 | -42.7% | 31 Dec 2012 |
| Q3 2012 | 44 | 30 Sep 2012 | ||
| Q2 2012 | 50 | 30 Jun 2012 | ||
| Q1 2012 | 68 | 31 Mar 2012 | ||
| Q4 2011 | 65 | 31 Dec 2011 |