The Impact of Legislation, Enforcement, and Sanctions on Safety Belt Use (2007)

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59 A P P E N D I X D Trends in Observed and FARS Use Rates in 15 States that Participated in Statewide or Regional HVE Programs

60 7-yr 1999 2000 2001 2002 2003 2004 2005 2006 Chg. NC (% Use) 78 81 83 84 86 96 87 89 Annual Change 3 2 1 2 10 -9 2 11 Cumulative Change 5 6 8 18 9 11 1999 2000 2001 2002 2003 2004 2005 2006 Chg. WA (% Use) 81 82 83 93 95 94 95 96 Annual Change 1 1 10 2 -1 1 1 15 Cumulative Change 1 12 14 13 14 15 1999 2000 2001 2002 2003 2004 2005 2006 Chg. TX (% Use) 74 77 76 81 84 83 90 90 Annual Change 3 -1 5 3 -1 7 0 16 Cumulative Change 2 7 10 9 16 16 1999 2000 2001 2002 2003 2004 2005 2006 Chg. GA (% Use) 74 74 79 77 85 87 82 90 Annual Change 0 5 -2 8 2 -5 8 16 Cumulative Change 5 3 11 13 8 16 1999 2000 2001 2002 2003 2004 2005 2006 Chg. WV (% Use) 52 50 52 72 74 76 85 89 Annual Change -2 2 20 2 2 9 4 37 Cumulative Change 0 20 22 24 33 37 1999 2000 2001 2002 2003 2004 2005 2006 Chg. IL (% Use) 66 70 71 74 80 83 86 88 Annual Change 4 1 3 6 3 3 2 22 Cumulative Change 1 8 14 17 20 22 1999 2000 2001 2002 2003 2004 2005 2006 Chg. IN (% Use) 57 62 67 72 82 83 81 84 Annual Change 5 5 5 10 1 -2 3 27 Cumulative Change 10 15 25 26 24 27 1999 2000 2001 2002 2003 2004 2005 2006 Chg. AL (% Use) 58 71 79 79 77 80 82 83 Annual Change 13 8 0 -2 3 2 1 25 Cumulative Change 8 21 19 22 24 25 1999 2000 2001 2002 2003 2004 2005 2006 Chg. VT (% Use) 70 62 67 85 82 80 85 82 Annual Change -8 5 18 -3 -2 5 -3 12 Cumulative Change -3 15 12 10 15 12 Table 1. Observed use rates (%) in participating STEP states.

61 1999 2000 2001 2002 2003 2004 2005 2006 Chg. FL (% Use) 59 65 70 75 73 76 74 81 Annual Change 6 5 5 -2 3 -2 7 22 Cumulative Change 11 16 14 17 15 22 1999 2000 2001 2002 2003 2004 2005 2006 Chg. TN (% Use) 61 59 68 67 69 72 74 79 Annual Change -2 9 -1 2 3 2 5 18 Cumulative Change 7 6 8 11 13 18 1999 2000 2001 2002 2003 2004 2005 2006 Chg. MS (% Use) 55 50 62 62 62 63 61 74 Annual Change -5 12 0 0 1 -2 13 19 Cumulative Change 12 7 7 8 6 19 1999 2000 2001 2002 2003 2004 2005 2006 Chg. SC (% Use) 65 74 70 66 73 66 70 73 Annual Change 9 -4 -4 7 -7 4 3 8 Cumulative Change 5 1 8 1 5 8 1999 2000 2001 2002 2003 2004 2005 2006 Chg. KY (% Use) 59 60 62 62 66 66 67 67 Annual Change 1 2 0 4 0 1 0 8 Cumulative Change 3 3 7 7 8 8 1999 2000 2001 2002 2003 2004 2005 2006 Chg. NV (% Use) 80 79 75 75 79 87 95 Annual Change -1 -4 0 4 8 8 15 Cumulative Change -5 -5 -1 7 15 Table 1. (Continued).

62 6-yr 1999 2000 2001 2002 2003 2004 2005 Chg. NC (% Use) 50 46 49 47 54 53 50 Annual Change -4 3 -2 7 -1 -3 0 Cumulative Change -1 -3 4 3 0 1999 2000 2001 2002 2003 2004 2005 Chg. WA (% Use) 40 40 45 49 58 58 54 Annual Change 0 5 4 9 0 -4 14 Cumulative Change 5 9 18 18 14 1999 2000 2001 2002 2003 2004 2005 Chg. TX (% Use) 44 47 47 50 51 55 52 Annual Change 3 0 3 1 4 -3 8 Cumulative Change 3 6 7 11 8 1999 2000 2001 2002 2003 2004 2005 Chg. GA (% Use) 39 41 45 44 45 45 44 Annual Change 2 4 -1 1 0 -1 5 Cumulative Change 6 5 6 6 5 1999 2000 2001 2002 2003 2004 2005 Chg. WV (% Use) 33 31 32 34 40 39 38 Annual Change -2 1 2 6 -1 -1 5 Cumulative Change -1 1 7 6 5 1999 2000 2001 2002 2003 2004 2005 Chg. IL (% Use) 39 39 38 37 42 48 49 Annual Change 0 -1 -1 5 6 1 10 Cumulative Change -1 -2 3 9 10 1999 2000 2001 2002 2003 2004 2005 Chg. IN (% Use) 41 40 41 46 49 47 47 Annual Change -1 1 5 3 -2 0 6 Cumulative Change 0 5 8 6 6 1999 2000 2001 2002 2003 2004 2005 Chg. AL (% Use) 32 36 46 40 42 44 39 Annual Change 4 10 -6 2 2 -5 7 Cumulative Change 10 8 10 12 7 1999 2000 2001 2002 2003 2004 2005 Chg. VT (% Use) 26 47 39 42 57 51 48 Annual Change 21 -8 3 15 -6 -3 22 Cumulative Change 13 16 31 25 22 Table 2. FARS use rates (%) in participating STEP states.

63 1999 2000 2001 2002 2003 2004 2005 Chg. FL (% Use) 36 33 36 37 40 39 41 Annual Change -3 3 1 3 -1 2 5 Cumulative Change 0 1 4 3 5 1999 2000 2001 2002 2003 2004 2005 Chg. TN (% Use) 27 27 30 34 35 36 39 Annual Change 0 3 4 1 1 3 12 Cumulative Change 3 7 8 9 12 1999 2000 2001 2002 2003 2004 2005 Chg. MS (% Use) 23 26 30 27 33 23 27 Annual Change 3 4 -3 6 -10 4 4 Cumulative Change 4 4 10 0 4 1999 2000 2001 2002 2003 2004 2005 Chg. SC (% Use) 35 37 32 34 33 27 32 Annual Change 2 -5 2 -1 -6 5 -3 Cumulative Change -3 -1 -2 -8 -3 1999 2000 2001 2002 2003 2004 2005 Chg. KY (% Use) 30 34 30 36 32 34 35 Annual Change 4 -4 6 -4 2 1 5 Cumulative Change 0 6 2 4 5 1999 2000 2001 2002 2003 2004 2005 Chg. NV (% Use) 40 35 33 39 41 51 47 Annual Change -5 -2 6 2 10 -4 7 Cumulative Change -7 -1 1 11 7 Table 2. (Continued).

64 Chg Base Type of State (Law Type) (pts) (%) 9 78 Benchmark (NC): An initial primary law state 16 74 Initial primary law state (TX) 13 76 Two initial primary states (NC+TX) 17 66 All upgrade states (WA+GA+IL+IN+AL+TN) 19 65 New upgrade states (WA+IL+IN+AL+TN) 14 63 Secondary law states (WV+VT+FL+MS+SC+KY+NV) 15 66 All participating states Chg Base Type of State (Law Type) (pts) (%) 0 50 Benchmark (NC): An initial primary law state 8 44 Initial primary law state (TX) 4 47 Two Initial primary states (NC+TX) 9 36 Upgrade states (WA+GA+IL+IN+AL+TN) 10 36 New upgrade states (WA+IL+IN+AL+TN) 6 32 Secondary law states (WV+VT+FL+MS+SC+KY+NV) 7 36 All participating states Table 3. Summary of change in observed use (1999–2005). Table 4. Summary of change in FARS use (1999–2005). Summaries of Changes in Observed and FARS Use