Figure 2. Urban transit systems indexes of employment and hours worked, 2007–15
Date	Employment	Hours worked
2007	100	100
2008	104.34	103.87
2009	105.00	102.27
2010	102.47	102.15
2011	103.49	101.88
2012	104.18	101.78
2013	103.78	100.31
2014	108.14	105.18
2015	112.51	109.62
Source: U.S. Bureau of Labor Statistics.