Table 1.

Hours of operation

	Typical opening time Percent* (standard error)
	Before 8:00 am	8:00–8:59 am	9:00 am or later
Weekdays (n = 428)	18.9 (1.9)	48.4 (2.4)	32.7 (2.3)
Saturdays (n = 425)	11.3 (1.5)	34.4 (2.3)	54.4 (2.4)
Sundays** (n = 418)	8.4 (1.4)	22.7 (2.1)	54.8 (2.4)
	Typical closing time Percent* (standard error)
	Before 7:00 pm	7:00–8:59 pm	9:00 pm or later
Weekdays (n = 428)	9.3 (1.4)	49.5 (2.4)	41.1 (2.4)
	Before 5:00 pm	5:00–6:59 pm	7:00 pm or later
Saturdays (n = 423)	29.3 (2.2)	29.8 (2.2)	40.9 (2.4)
Sundays** (n = 419)	20.0 (2.0)	31.7 (2.3)	34.1 (2.3)

* May not add to 100% due to rounding.

** Does not add to 100% because 14.9% of centers report being closed on Sundays.