| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| Q2 2018 | -9.2% | +3.5% | +27% | 01 Apr 2018 | 30 Jun 2018 |
| Q1 2018 | -12% | -1.7% | -16% | 01 Jan 2018 | 31 Mar 2018 |
| Q4 2017 | -16% | -9.8% | -161% | 01 Oct 2017 | 31 Dec 2017 |
| Q3 2017 | -16% | -10% | -171% | 02 Jul 2017 | 30 Sep 2017 |
| Q2 2017 | -13% | -6.7% | -111% | 02 Apr 2017 | 01 Jul 2017 |
| Q1 2017 | -10% | -4.4% | -72% | 01 Jan 2017 | 01 Apr 2017 |
| Q4 2016 | -6.1% | +0.38% | +5.8% | 25 Sep 2016 | 31 Dec 2016 |
| Q3 2016 | -5.9% | -1.2% | -25% | 26 Jun 2016 | 24 Sep 2016 |
| Q2 2016 | -6% | -0.07% | -1.2% | 27 Mar 2016 | 25 Jun 2016 |
| Q1 2016 | -6.1% | -0.61% | -11% | 01 Jan 2016 | 26 Mar 2016 |
| Q4 2015 | -6.5% | -1.4% | -28% | 27 Sep 2015 | 31 Dec 2015 |
| Q3 2015 | -4.7% | +1.9% | +29% | 28 Jun 2015 | 26 Sep 2015 |
| Q2 2015 | -6% | +2.9% | +33% | 29 Mar 2015 | 27 Jun 2015 |
| Q1 2015 | -5.5% | +3.7% | +40% | 01 Jan 2015 | 28 Mar 2015 |
| Q4 2014 | -5.1% | +2.9% | +36% | 28 Sep 2014 | 31 Dec 2014 |
| Q3 2014 | -6.7% | +1.3% | +16% | 29 Jun 2014 | 27 Sep 2014 |
| Q2 2014 | -8.9% | -1.8% | -26% | 30 Mar 2014 | 28 Jun 2014 |
| Q1 2014 | -9.2% | -1.3% | -16% | 01 Jan 2014 | 29 Mar 2014 |
| Q4 2013 | -8% | +0.83% | +9.5% | 29 Sep 2013 | 31 Dec 2013 |
| Q3 2013 | -7.9% | +0.07% | +0.9% | 30 Jun 2013 | 28 Sep 2013 |
| Q2 2013 | -7% | +0.84% | +11% | 31 Mar 2013 | 29 Jun 2013 |
| Q1 2013 | -8% | +2.6% | +24% | 01 Jan 2013 | 30 Mar 2013 |
| Q4 2012 | -8.8% | +6.4% | +42% | 30 Sep 2012 | 31 Dec 2012 |
| Q3 2012 | -8% | 01 Jul 2012 | 29 Sep 2012 | ||
| Q2 2012 | -7.9% | 01 Apr 2012 | 30 Jun 2012 | ||
| Q1 2012 | -11% | 01 Jan 2012 | 31 Mar 2012 | ||
| Q4 2011 | -15% | 25 Sep 2011 | 31 Dec 2011 |
| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| 2017 | -16% | -9.8% | -161% | 01 Jan 2017 | 31 Dec 2017 |
| 2016 | -6.1% | +0.38% | +5.8% | 01 Jan 2016 | 31 Dec 2016 |
| 2015 | -6.5% | -1.4% | -28% | 01 Jan 2015 | 31 Dec 2015 |
| 2014 | -5.1% | -0.26% | -5.3% | 01 Jan 2014 | 31 Dec 2014 |
| 2013 | -4.8% | +4% | +45% | 01 Jan 2013 | 31 Dec 2013 |
| 2012 | -8.8% | +6.4% | +42% | 01 Jan 2012 | 31 Dec 2012 |
| 2011 | -15% | -9.1% | -149% | 01 Jan 2011 | 31 Dec 2011 |
| 2010 | -6.1% | 01 Jan 2010 | 31 Dec 2010 |