Year	Hours Per Week
2006	43.2776
2007	42.8626
2008	42.7387
2009	42.4229
2010	41.7881
2011	41.4491
2012	41.6972
2013	42.2
2014	41.9289
2015	40.6874
2016	41.8521
2017	40.856