condition	mean	min	max
4 h after light	19.3185	17.8424	21.7395
8 h after light	23.215633333333333	7.8867	34.9353
12 h after light	33.2066	20.2499	46.8664
4 h after dark	38.2491	34.3145	40.2212
8 h after dark	32.9839	24.5239	40.195
12 h after dark	29.3619	26.1574	31.0065