condition	mean	min	max
4 h after light	1.67838	1.42518	1.93158
8 h after light	1.2797749999999999	1.07484	1.48471
12 h after light	2.053785	1.75518	2.35239
4 h after dark	2.90687	2.17273	3.64101
8 h after dark	2.84307	2.6809	3.00524
12 h after dark	2.12199	1.85972	2.38426