This goal has the following fine print specified by apolyton:
Initially at 40 h/w
Later changed to 45 , then 48
On 02/apr/2015 change to 50, effective as 09/apr/2015
Until 2016-06-04 increase at rate 50
Until 2016-06-30 increase at rate 56
Until 2016-07-20 increase at rate 50
Through 2018-07-31 increase at rate 50
Through 2019-07-01 increase at rate 56