| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 12% | +3% | +28% | 30 Sep 2025 |
| Q2 2025 | 11% | +2% | +16% | 30 Jun 2025 |
| Q1 2025 | 10% | 0% | +2.7% | 31 Mar 2025 |
| Q4 2024 | 10% | -1% | -6.8% | 31 Dec 2024 |
| Q3 2024 | 10% | -2% | -15% | 30 Sep 2024 |
| Q2 2024 | 10% | -2% | -17% | 30 Jun 2024 |
| Q1 2024 | 10% | -2% | -17% | 31 Mar 2024 |
| Q4 2023 | 11% | -1% | -12% | 31 Dec 2023 |
| Q3 2023 | 11% | -1% | -7.2% | 30 Sep 2023 |
| Q2 2023 | 12% | 0% | -1.7% | 30 Jun 2023 |
| Q1 2023 | 12% | +1% | +7.6% | 31 Mar 2023 |
| Q4 2022 | 12% | +1% | +11% | 31 Dec 2022 |
| Q3 2022 | 12% | +1% | +11% | 30 Sep 2022 |
| Q2 2022 | 12% | 0% | +3.9% | 30 Jun 2022 |
| Q1 2022 | 11% | 0% | -3.7% | 31 Mar 2022 |
| Q4 2021 | 11% | -1% | -7.9% | 31 Dec 2021 |
| Q3 2021 | 11% | -1% | -6.6% | 30 Sep 2021 |
| Q2 2021 | 11% | 0% | -3.1% | 30 Jun 2021 |
| Q1 2021 | 12% | 0% | -3% | 31 Mar 2021 |
| Q4 2020 | 12% | -1% | -5.3% | 31 Dec 2020 |
| Q3 2020 | 12% | -1% | -8.5% | 30 Sep 2020 |
| Q2 2020 | 12% | -1% | -11% | 30 Jun 2020 |
| Q1 2020 | 12% | -1% | -5.9% | 31 Mar 2020 |
| Q4 2019 | 13% | 0% | -2.6% | 31 Dec 2019 |
| Q3 2019 | 13% | 0% | -3.3% | 30 Sep 2019 |
| Q2 2019 | 13% | +1% | +4.6% | 30 Jun 2019 |
| Q1 2019 | 13% | +1% | +7.6% | 31 Mar 2019 |
| Q4 2018 | 13% | +1% | +13% | 31 Dec 2018 |
| Q3 2018 | 13% | +3% | +26% | 30 Sep 2018 |
| Q2 2018 | 13% | +1% | +12% | 30 Jun 2018 |
| Q1 2018 | 12% | 0% | -2.3% | 31 Mar 2018 |
| Q4 2017 | 11% | -1% | -11% | 31 Dec 2017 |
| Q3 2017 | 11% | -3% | -22% | 30 Sep 2017 |
| Q2 2017 | 11% | -3% | -19% | 30 Jun 2017 |
| Q1 2017 | 12% | -2% | -17% | 31 Mar 2017 |
| Q4 2016 | 13% | -2% | -15% | 31 Dec 2016 |
| Q3 2016 | 14% | -2% | -12% | 30 Sep 2016 |
| Q2 2016 | 14% | -2% | -10% | 30 Jun 2016 |
| Q1 2016 | 15% | 0% | -1.2% | 31 Mar 2016 |
| Q4 2015 | 15% | +1% | +4% | 31 Dec 2015 |
| Q3 2015 | 15% | +1% | +6% | 30 Sep 2015 |
| Q2 2015 | 15% | 0% | +3.2% | 30 Jun 2015 |
| Q1 2015 | 15% | -1% | -5.4% | 31 Mar 2015 |
| Q4 2014 | 15% | -2% | -13% | 31 Dec 2014 |
| Q3 2014 | 15% | -3% | -15% | 30 Sep 2014 |
| Q2 2014 | 15% | -3% | -17% | 30 Jun 2014 |
| Q1 2014 | 16% | -4% | -21% | 31 Mar 2014 |
| Q4 2013 | 17% | -3% | -16% | 31 Dec 2013 |
| Q3 2013 | 17% | -3% | -15% | 30 Sep 2013 |
| Q2 2013 | 18% | -2% | -10% | 30 Jun 2013 |
| Q1 2013 | 20% | +2% | +8.8% | 31 Mar 2013 |
| Q4 2012 | 20% | +2% | +9.1% | 31 Dec 2012 |
| Q3 2012 | 20% | +1% | +6.2% | 30 Sep 2012 |
| Q2 2012 | 20% | +1% | +4.4% | 30 Jun 2012 |
| Q1 2012 | 18% | -3% | -12% | 31 Mar 2012 |
| Q4 2011 | 18% | 31 Dec 2011 | ||
| Q3 2011 | 19% | 30 Sep 2011 | ||
| Q2 2011 | 19% | 30 Jun 2011 | ||
| Q1 2011 | 21% | 31 Mar 2011 |