Table 9.

Summary of Participation, Time Spent, and Miles Traveled for the Study Region

Description	N	95% Confidence Interval
Total participants (people 18+)	4,629,453
Total trips per year	170,498,066	154,316,971	186,679,160
Average hours spent on site per person per day	4.53	4.24	4.82
Average recreation hours per person per year	167	141	194
Total coastal recreation hours per year	772,363,810	723,068,451	821,659,170
Average round trip hours traveled per person per trip	1.79	1.58	1.99
Average round trip hours traveled per person per year	66	53	80
Total travel hours per year	304,578,781	269,169,017	339,988,546
Average round trip miles traveled per person per trip	73.61	67.76	79.46
Average miles traveled per person per year	2,711	2,259	3,204
Total travel miles per year (does not account for multiple people/vehicle)	12,549,623,266	11,552,348,141	13,546,898,391
Average trip expenditure per person per day (2021$)*	$69.68*
Total estimated trip expenditures per year	$11.88 billion

^*Source: Kosaka and Steinback, 2018. Converted from 2012$ to 2021$ using the Bureau of Labor Statistics Consumer Price Index (CPI).