condition	mean	min	max
4 h after light	17.44105	17.1308	17.7513
8 h after light	20.504849999999998	20.107	20.9027
12 h after light	26.8579	25.5608	28.155
4 h after dark	24.4639	24.1165	24.8113
8 h after dark	22.51245	21.5198	23.5051
12 h after dark	21.3065	20.8815	21.7315