condition	mean	min	max
4 h after light	9.34687	9.20685	9.48689
8 h after light	9.863835	9.19437	10.5333
12 h after light	16.561999999999998	16.0931	17.0309
4 h after dark	28.82025	28.6355	29.005
8 h after dark	26.46705	25.3126	27.6215
12 h after dark	19.2915	18.2281	20.3549