Total recordable case frequency (TRCF) - injuries per million working hours: 2008: 1.8; 2009: 1.4; 2010: 1.2; 2011: 1.2; 2012: 1.3; 2013: 1.2; 2014: 1.0; 2015: 0.9; 2016: 1.0; 2017: 0.8 (line chart)