Year	Hours Per Week
2000	39.1433
2001	39.9456
2002	39.5998
2003	39.605
2004	40.5114
2005	40.1114
2006	40.4878
2007	40.8582
2008	40.3533
2009	40.2492
2010	40.516
2011	40.0512
2012	39.5715
2013	38.7188
2014	39.356
2015	40.0381
2016	40.0392
2017	39.9321