| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| Q1 2024 | 143 | +1.04 | +0.73% | Mar 31, 2024 | |
| Q4 2023 | 136 | -0.2 | -0.15% | Dec 31, 2023 | |
| Q3 2023 | 140 | +4.88 | +3.61% | Sep 30, 2023 | |
| Q2 2023 | 141 | +2.69 | +1.95% | Jun 30, 2023 | |
| Q1 2023 | 142 | -4.81 | -3.29% | Mar 31, 2023 | |
| Q4 2022 | 136 | -25.5 | -15.8% | Dec 31, 2022 | |
| Q3 2022 | 135 | -34.8 | -20.4% | Sep 30, 2022 | |
| Q2 2022 | 138 | -40 | -22.5% | Jun 30, 2022 | |
| Q1 2022 | 146 | -37.2 | -20.3% | Mar 31, 2022 | |
| Q4 2021 | 161 | -5.74 | -3.44% | Dec 31, 2021 | |
| Q3 2021 | 170 | +29.1 | +20.7% | Sep 30, 2021 | |
| Q2 2021 | 178 | +53.5 | +43% | Jun 30, 2021 | |
| Q1 2021 | 184 | +68.3 | +59.2% | Mar 31, 2021 | |
| Q4 2020 | 167 | +47.1 | +39.3% | Dec 31, 2020 | |
| Q3 2020 | 141 | +27.2 | +23.9% | Sep 30, 2020 | |
| Q2 2020 | 124 | +20.1 | +19.2% | Jun 30, 2020 | |
| Q1 2020 | 115 | +22.7 | +24.5% | Mar 31, 2020 | |
| Q4 2019 | 120 | +40.3 | +50.6% | Dec 31, 2019 | |
| Q3 2019 | 114 | +36.5 | +47.3% | Sep 30, 2019 | |
| Q2 2019 | 104 | +28.7 | +38% | Jun 30, 2019 | |
| Q1 2019 | 92.7 | +18.8 | +25.5% | Mar 31, 2019 | |
| Q4 2018 | 79.6 | +5.44 | +7.34% | Dec 31, 2018 | |
| Q3 2018 | 77.2 | -2.84 | -3.55% | Sep 30, 2018 | |
| Q2 2018 | 75.7 | -12.3 | -14% | Jun 30, 2018 | |
| Q1 2018 | 73.9 | -22.4 | -23.3% | Mar 31, 2018 | |
| Q4 2017 | 74.2 | -30.1 | -28.8% | Dec 31, 2017 | |
| Q3 2017 | 80 | -37 | -31.6% | Sep 30, 2017 | |
| Q2 2017 | 88 | -40.4 | -31.4% | Jun 30, 2017 | |
| Q1 2017 | 96.2 | -54.3 | -36.1% | Mar 31, 2017 | |
| Q4 2016 | 104 | -49 | -32% | Dec 31, 2016 | |
| Q3 2016 | 117 | -30.9 | -20.9% | Sep 30, 2016 | |
| Q2 2016 | 128 | -23.2 | -15.3% | Jun 30, 2016 | |
| Q1 2016 | 151 | +2.45 | +1.65% | Mar 31, 2016 | |
| Q4 2015 | 153 | -5.28 | -3.33% | Dec 31, 2015 | |
| Q3 2015 | 148 | -24.9 | -14.4% | Sep 30, 2015 | |
| Q2 2015 | 152 | -24.2 | -13.8% | Jun 30, 2015 | |
| Q1 2015 | 148 | -15.6 | -9.54% | Mar 31, 2015 | |
| Q4 2014 | 159 | -9.07 | -5.41% | Dec 31, 2014 | |
| Q3 2014 | 173 | +4.04 | +2.39% | Sep 30, 2014 | |
| Q2 2014 | 176 | +9.59 | +5.77% | Jun 30, 2014 | |
| Q1 2014 | 164 | -13.1 | -7.41% | Mar 31, 2014 | |
| Q4 2013 | 168 | -8.27 | -4.7% | Dec 31, 2013 | |
| Q3 2013 | 169 | -7.31 | -4.15% | Sep 30, 2013 | |
| Q2 2013 | 166 | -8.76 | -5.01% | Jun 30, 2013 | |
| Q1 2013 | 177 | +3.73 | +2.16% | Mar 31, 2013 | |
| Q4 2012 | 176 | +4.9 | +2.87% | Dec 31, 2012 | |
| Q3 2012 | 176 | +15.4 | +9.59% | Sep 30, 2012 | |
| Q2 2012 | 175 | +28.7 | +19.6% | Jun 30, 2012 | |
| Q1 2012 | 173 | +43.1 | +33.1% | Mar 31, 2012 | |
| Q4 2011 | 171 | +48.8 | +39.9% | Dec 31, 2011 | |
| Q3 2011 | 161 | Sep 30, 2011 | |||
| Q2 2011 | 146 | Jun 30, 2011 | |||
| Q1 2011 | 130 | Mar 31, 2011 | |||
| Q4 2010 | 122 | Dec 31, 2010 |