| Start_rate | End_rate | #_of_days | Dates |
| $3.125 | $6.25 | 194 | 2011-12-01 to 2012-06-15 |
| $6.25 | $12.5 | 163 | 2012-06-15 to 2012-11-25 |
| $12.5 | $25 | 79 | 2012-11-25 to 2013-02-12 |
| $25 | $50 | 30 | 2013-02-12 to 2013-03-18 |
| $50 | $100 | 14 | 2013-03-18 to 2013-04-01 |
| $100 | $200 | 8 | 2013-04-01 to 2013-04-09 |
| $200 | $400 | 4 | 2013-04-19 to 2013-04-23 |
| $400 | $800 | 2 | 2013-04-23 to 2013-04-25 |
| $800 | $1,600 | 1 | 2013-04-25 to 2013-04-26 |