condition	mean	min	max
4 h after light	9.283245	8.85945	9.70704
8 h after light	10.438145	9.64239	11.2339
12 h after light	14.9282	13.8099	16.0465
4 h after dark	24.2106	22.6197	25.6078
8 h after dark	20.549033333333334	20.1084	20.9254
12 h after dark	17.616166666666665	17.0676	18.6574