condition	mean	min	max
4 h after light	29.4176	29.373	29.4622
8 h after light	30.10015	29.699	30.5013
12 h after light	29.0688	28.6816	29.456
4 h after dark	34.22516666666667	32.8464	34.9191
8 h after dark	39.9302	38.3064	41.4255
12 h after dark	34.4207	32.4287	37.2861