Identifying and Labeling Potentially Risky Driving: A Multistage Process Using Real-World Driving Data

Table 1

Subsetting the BsmP1 data.

Date	Database size^1	Number of vehicles	100-vehicle sample size^1
Mon, April 1, 2013	44.5	1,395	3.61
Tue, April 2, 2013	51.4	1,418	3.03
Thu, April 4, 2013	50.0	1,430	3.27
Fri, April 5, 2013	50.0	1,405	2.97
Sat, April 6, 2013	39.7	1,133	3.37
Sun, April 7, 2013	32.6	1,072	3.14

¹Number of observations, in millions.