Table A-15,, Vehicle Occupancy Per Vehicle Mile by Time of Day and Weekend Status,, ,Mean,SE All personal vehicle trips,1.63,0.010 Trip start time,, Midnight-1 a.m.,1.47,0.065 1 - 2 a.m.,1.54,0.108 2 -3 a.m.,1.98,0.288 3 - 4 a.m.,1.26,0.109 4 - 5 a.m.,1.54,0.128 5 - 6 a.m.,1.30,0.047 6 - 7 a.m.,1.30,0.030 7 - 8 a.m.,1.33,0.020 8 - 9 a.m.,1.64,0.084 9 - 10 a.m.,1.58,0.043 10 - 11 a.m.,1.74,0.052 11 a.m - 12 p.m.,1.66,0.028 12 - 1 p.m.,1.74,0.033 1 - 2 p.m.,1.69,0.043 2 - 3 p.m.,1.67,0.029 3 - 4 p.m.,1.65,0.025 4 - 5 p.m.,1.64,0.039 5 - 6 p.m.,1.62,0.033 6 - 7 p.m.,1.78,0.032 7 - 8 p.m.,1.86,0.042 8 - 9 p.m.,1.85,0.047 9 - 10 p.m.,1.84,0.057 10 - 11 p.m.,1.64,0.050 11 - 12 a.m.,1.63,0.042 Weekend status,, Weekend,2.00,0.030 Weekday,1.50,0.010 "NOTES: More accurately the categories are Midnight to 00:59 a.m., 1 a.m. to 1:59 am, etc. SE = standard error.",, "SOURCE: The 2001 National Household Travel Survey, daily trip file, U.S. Department of Transportation.",,