| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 15% | -2% | -9.8% | 30 Sep 2025 |
| Q2 2025 | 16% | -1% | -5.5% | 30 Jun 2025 |
| Q1 2025 | 16% | 0% | -0.56% | 31 Mar 2025 |
| Q4 2024 | 17% | +1% | +5.7% | 31 Dec 2024 |
| Q3 2024 | 17% | +1% | +6.6% | 30 Sep 2024 |
| Q2 2024 | 17% | +1% | +4.4% | 30 Jun 2024 |
| Q1 2024 | 16% | 0% | -1.5% | 31 Mar 2024 |
| Q4 2023 | 16% | -1% | -5.3% | 31 Dec 2023 |
| Q3 2023 | 16% | 0% | -2.5% | 30 Sep 2023 |
| Q2 2023 | 16% | -1% | -3.1% | 30 Jun 2023 |
| Q1 2023 | 16% | 0% | +2.4% | 31 Mar 2023 |
| Q4 2022 | 17% | 0% | +1.4% | 31 Dec 2022 |
| Q3 2022 | 16% | -1% | -6.7% | 30 Sep 2022 |
| Q2 2022 | 16% | -2% | -9.5% | 30 Jun 2022 |
| Q1 2022 | 16% | -2% | -13% | 31 Mar 2022 |
| Q4 2021 | 16% | -2% | -11% | 31 Dec 2021 |
| Q3 2021 | 17% | -1% | -3.8% | 30 Sep 2021 |
| Q2 2021 | 18% | -1% | -2.7% | 30 Jun 2021 |
| Q1 2021 | 18% | 0% | -1.1% | 31 Mar 2021 |
| Q4 2020 | 18% | -1% | -6.7% | 31 Dec 2020 |
| Q3 2020 | 18% | -1% | -6.9% | 30 Sep 2020 |
| Q2 2020 | 19% | -1% | -5.5% | 30 Jun 2020 |
| Q1 2020 | 19% | -1% | -4.5% | 31 Mar 2020 |
| Q4 2019 | 20% | 0% | -0.46% | 31 Dec 2019 |
| Q3 2019 | 19% | -1% | -2.7% | 30 Sep 2019 |
| Q2 2019 | 20% | 0% | -1.9% | 30 Jun 2019 |
| Q1 2019 | 20% | -1% | -5.5% | 31 Mar 2019 |
| Q4 2018 | 20% | -1% | -3.7% | 31 Dec 2018 |
| Q3 2018 | 20% | -1% | -5.9% | 30 Sep 2018 |
| Q2 2018 | 20% | -2% | -9.3% | 30 Jun 2018 |
| Q1 2018 | 21% | -1% | -5.5% | 31 Mar 2018 |
| Q4 2017 | 21% | -1% | -5.5% | 31 Dec 2017 |
| Q3 2017 | 21% | 0% | -1.9% | 30 Sep 2017 |
| Q2 2017 | 22% | +2% | +9.3% | 30 Jun 2017 |
| Q1 2017 | 22% | +2% | +8.3% | 31 Mar 2017 |
| Q4 2016 | 22% | +2% | +9.4% | 31 Dec 2016 |
| Q3 2016 | 22% | +2% | +10% | 30 Sep 2016 |
| Q2 2016 | 20% | -1% | -3.4% | 30 Jun 2016 |
| Q1 2016 | 20% | -2% | -8.6% | 31 Mar 2016 |
| Q4 2015 | 20% | -2% | -11% | 31 Dec 2015 |
| Q3 2015 | 20% | -4% | -17% | 30 Sep 2015 |
| Q2 2015 | 21% | -3% | -13% | 30 Jun 2015 |
| Q1 2015 | 22% | -2% | -6.4% | 31 Mar 2015 |
| Q4 2014 | 22% | -2% | -9% | 31 Dec 2014 |
| Q3 2014 | 24% | -1% | -3.6% | 30 Sep 2014 |
| Q2 2014 | 24% | -1% | -3.1% | 30 Jun 2014 |
| Q1 2014 | 24% | -2% | -9.1% | 31 Mar 2014 |
| Q4 2013 | 25% | 0% | -0.45% | 31 Dec 2013 |
| Q3 2013 | 25% | +1% | +3.2% | 30 Sep 2013 |
| Q2 2013 | 25% | +2% | +7.6% | 30 Jun 2013 |
| Q1 2013 | 26% | +4% | +18% | 31 Mar 2013 |
| Q4 2012 | 25% | +3% | +14% | 31 Dec 2012 |
| Q3 2012 | 24% | +4% | +20% | 30 Sep 2012 |
| Q2 2012 | 23% | +4% | +19% | 30 Jun 2012 |
| Q1 2012 | 22% | +5% | +32% | 31 Mar 2012 |
| Q4 2011 | 22% | 31 Dec 2011 | ||
| Q3 2011 | 20% | 30 Sep 2011 | ||
| Q2 2011 | 19% | 30 Jun 2011 | ||
| Q1 2011 | 17% | 31 Mar 2011 |