| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 36% | -2% | -4.2% | 30 Sep 2025 |
| Q2 2025 | 37% | -2% | -4% | 30 Jun 2025 |
| Q1 2025 | 37% | -2% | -4.3% | 31 Mar 2025 |
| Q4 2024 | 37% | -1% | -3.2% | 31 Dec 2024 |
| Q3 2024 | 38% | 0% | -0.65% | 30 Sep 2024 |
| Q2 2024 | 38% | 0% | +0.03% | 30 Jun 2024 |
| Q1 2024 | 39% | 0% | +0.81% | 31 Mar 2024 |
| Q4 2023 | 39% | +1% | +2.9% | 31 Dec 2023 |
| Q3 2023 | 38% | +1% | +1.5% | 30 Sep 2023 |
| Q2 2023 | 38% | -1% | -1.5% | 30 Jun 2023 |
| Q1 2023 | 38% | +1% | +1.7% | 31 Mar 2023 |
| Q4 2022 | 38% | +1% | +1.8% | 31 Dec 2022 |
| Q3 2022 | 38% | +2% | +6.7% | 30 Sep 2022 |
| Q2 2022 | 39% | +6% | +19% | 30 Jun 2022 |
| Q1 2022 | 38% | +7% | +21% | 31 Mar 2022 |
| Q4 2021 | 37% | +6% | +19% | 31 Dec 2021 |
| Q3 2021 | 35% | +3% | +11% | 30 Sep 2021 |
| Q2 2021 | 33% | 0% | +1.3% | 30 Jun 2021 |
| Q1 2021 | 31% | -3% | -9.7% | 31 Mar 2021 |
| Q4 2020 | 31% | -3% | -9.5% | 31 Dec 2020 |
| Q3 2020 | 32% | -2% | -5.8% | 30 Sep 2020 |
| Q2 2020 | 32% | -1% | -3.6% | 30 Jun 2020 |
| Q1 2020 | 34% | +2% | +5.9% | 31 Mar 2020 |
| Q4 2019 | 34% | +3% | +8% | 31 Dec 2019 |
| Q3 2019 | 34% | +2% | +7.8% | 30 Sep 2019 |
| Q2 2019 | 33% | +2% | +7.1% | 30 Jun 2019 |
| Q1 2019 | 32% | +1% | +4.5% | 31 Mar 2019 |
| Q4 2018 | 32% | +1% | +2.6% | 31 Dec 2018 |
| Q3 2018 | 31% | +1% | +4.2% | 30 Sep 2018 |
| Q2 2018 | 31% | +2% | +5.9% | 30 Jun 2018 |
| Q1 2018 | 31% | +2% | +7.4% | 31 Mar 2018 |
| Q4 2017 | 31% | +1% | +4.2% | 31 Dec 2017 |
| Q3 2017 | 30% | -1% | -2.5% | 30 Sep 2017 |
| Q2 2017 | 29% | -2% | -6.1% | 30 Jun 2017 |
| Q1 2017 | 29% | -3% | -9.5% | 31 Mar 2017 |
| Q4 2016 | 30% | -2% | -7.3% | 31 Dec 2016 |
| Q3 2016 | 31% | -2% | -5.9% | 30 Sep 2016 |
| Q2 2016 | 31% | -2% | -6.7% | 30 Jun 2016 |
| Q1 2016 | 32% | -3% | -7.3% | 31 Mar 2016 |
| Q4 2015 | 32% | -3% | -9.8% | 31 Dec 2015 |
| Q3 2015 | 33% | -4% | -9.8% | 30 Sep 2015 |
| Q2 2015 | 34% | -3% | -8.8% | 30 Jun 2015 |
| Q1 2015 | 34% | -3% | -7.1% | 31 Mar 2015 |
| Q4 2014 | 36% | -2% | -4.2% | 31 Dec 2014 |
| Q3 2014 | 36% | 0% | -0.27% | 30 Sep 2014 |
| Q2 2014 | 37% | 0% | +0.05% | 30 Jun 2014 |
| Q1 2014 | 37% | +2% | +5.1% | 31 Mar 2014 |
| Q4 2013 | 37% | +3% | +9.2% | 31 Dec 2013 |
| Q3 2013 | 36% | +4% | +12% | 30 Sep 2013 |
| Q2 2013 | 37% | +7% | +25% | 30 Jun 2013 |
| Q1 2013 | 35% | +7% | +27% | 31 Mar 2013 |
| Q4 2012 | 34% | 31 Dec 2012 | ||
| Q3 2012 | 32% | 30 Sep 2012 | ||
| Q2 2012 | 30% | 30 Jun 2012 | ||
| Q1 2012 | 28% | 31 Mar 2012 |