condition	mean	min	max
0 h after light	23.389000000000003	23.3365	23.4415
4 h after light	11.713305	9.24481	14.1818
8 h after light	2.65096	2.31917	2.98275
4 h after dark	12.4747	10.6479	14.3015
8 h after dark	17.0341	15.0065	19.0617
12 h after dark	21.525	18.1769	24.8731