| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q3 2025 | 4% | 0% | -6.5% | 30 Sep 2025 |
| Q2 2025 | 4% | -1% | -12% | 30 Jun 2025 |
| Q1 2025 | 4% | -1% | -20% | 31 Mar 2025 |
| Q4 2024 | 4% | -2% | -28% | 31 Dec 2024 |
| Q3 2024 | 4% | -2% | -31% | 30 Sep 2024 |
| Q2 2024 | 4% | -2% | -32% | 30 Jun 2024 |
| Q1 2024 | 5% | -1% | -23% | 31 Mar 2024 |
| Q4 2023 | 5% | 0% | -7.2% | 31 Dec 2023 |
| Q3 2023 | 6% | 0% | -5.6% | 30 Sep 2023 |
| Q2 2023 | 6% | 0% | +7.3% | 30 Jun 2023 |
| Q1 2023 | 6% | +1% | +14% | 31 Mar 2023 |
| Q4 2022 | 6% | 0% | +5.9% | 31 Dec 2022 |
| Q3 2022 | 6% | 0% | +4.4% | 30 Sep 2022 |
| Q2 2022 | 6% | 0% | -1.4% | 30 Jun 2022 |
| Q1 2022 | 5% | -1% | -13% | 31 Mar 2022 |
| Q4 2021 | 5% | -1% | -20% | 31 Dec 2021 |
| Q3 2021 | 6% | -2% | -21% | 30 Sep 2021 |
| Q2 2021 | 6% | -2% | -27% | 30 Jun 2021 |
| Q1 2021 | 6% | -2% | -28% | 31 Mar 2021 |
| Q4 2020 | 7% | -2% | -23% | 31 Dec 2020 |
| Q3 2020 | 7% | -2% | -19% | 30 Sep 2020 |
| Q2 2020 | 8% | -1% | -15% | 30 Jun 2020 |
| Q1 2020 | 8% | 0% | -5.2% | 31 Mar 2020 |
| Q4 2019 | 9% | 0% | +3.2% | 31 Dec 2019 |
| Q3 2019 | 9% | +1% | +7.5% | 30 Sep 2019 |
| Q2 2019 | 9% | +1% | +15% | 30 Jun 2019 |
| Q1 2019 | 9% | 0% | +4.2% | 31 Mar 2019 |
| Q4 2018 | 8% | -1% | -12% | 31 Dec 2018 |
| Q3 2018 | 8% | -3% | -24% | 30 Sep 2018 |
| Q2 2018 | 8% | -4% | -32% | 30 Jun 2018 |
| Q1 2018 | 9% | -4% | -32% | 31 Mar 2018 |
| Q4 2017 | 10% | -3% | -23% | 31 Dec 2017 |
| Q3 2017 | 11% | -1% | -11% | 30 Sep 2017 |
| Q2 2017 | 12% | -1% | -4.5% | 30 Jun 2017 |
| Q1 2017 | 13% | +1% | +4.9% | 31 Mar 2017 |
| Q4 2016 | 13% | +1% | +6.9% | 31 Dec 2016 |
| Q3 2016 | 12% | +1% | +5.7% | 30 Sep 2016 |
| Q2 2016 | 12% | +1% | +5.8% | 30 Jun 2016 |
| Q1 2016 | 12% | 0% | +0.25% | 31 Mar 2016 |
| Q4 2015 | 12% | 0% | -0.68% | 31 Dec 2015 |
| Q3 2015 | 12% | +1% | +4.6% | 30 Sep 2015 |
| Q2 2015 | 12% | +2% | +17% | 30 Jun 2015 |
| Q1 2015 | 12% | +3% | +38% | 31 Mar 2015 |
| Q4 2014 | 12% | +3% | +40% | 31 Dec 2014 |
| Q3 2014 | 11% | +2% | +20% | 30 Sep 2014 |
| Q2 2014 | 10% | -1% | -5.9% | 30 Jun 2014 |
| Q1 2014 | 9% | -4% | -29% | 31 Mar 2014 |
| Q4 2013 | 8% | -5% | -39% | 31 Dec 2013 |
| Q3 2013 | 9% | -6% | -37% | 30 Sep 2013 |
| Q2 2013 | 11% | -5% | -34% | 30 Jun 2013 |
| Q1 2013 | 12% | -4% | -25% | 31 Mar 2013 |
| Q4 2012 | 14% | 31 Dec 2012 | ||
| Q3 2012 | 15% | 30 Sep 2012 | ||
| Q2 2012 | 16% | 30 Jun 2012 | ||
| Q1 2012 | 16% | 31 Mar 2012 |