Interest expense on outstanding debt
| Period | Value | YoY Change |
|---|---|---|
| TTM | $298.74M | +296.3% |
| 2019 | $75.39M | +87.6% |
| 2018 | $40.19M | -42.8% |
| 2017 | $70.27M | +74.8% |
| 2016 | $40.19M | +36.9% |
| 2015 | $29.36M | +23.8% |
| 2014 | $23.72M | +122.2% |
| 2013 | $10.67M | +113.7% |
| 2012 | $4.99M | +27.7% |
| 2011 | $3.91M | - |