condition	mean	min	max
0 h after light	19.62655	18.5073	20.7458
4 h after light	12.367799999999999	12.3436	12.392
8 h after light	5.237935	4.93267	5.5432
4 h after dark	9.988255	7.88231	12.0942
8 h after dark	24.19025	23.4148	24.9657
12 h after dark	24.4718	22.7815	26.1621