condition	mean	min	max
4 h after light	14.309149999999999	13.4732	15.1451
8 h after light	17.234099999999998	16.5403	17.9279
12 h after light	20.71565	18.8815	22.5498
4 h after dark	26.42965	23.9518	28.9075
8 h after dark	24.698	24.2712	25.1248
12 h after dark	19.7253	19.5289	19.9217