August 2012 | 2.45 | 0.32 |
February 2013 | 2.62 | 0.42 |
August 2013 | 2.71 | 0.47 |
February 2014 | 2.95 | 0.55 |
August 2014 | 3.58 | 0.6 |
February 2015 | 3.93 | 0.73 |
August 2015 | 3.76 | 0.81 |
February 2016 | 3.87 | 0.97 |
August 2016 | 3.89 | 1.11 |
February 2017 | 3.93 | 1.44 |
August 2017 | 3.93 | 1.6 |
February 2018 | 3.93 | 1.79 |
August 2018 | 3.93 | 1.8 |