condition	mean	min	max
4 h after light	23.50825	20.8205	26.196
8 h after light	33.3965	33.3254	33.4676
12 h after light	44.4217	42.9366	45.9068
4 h after dark	45.89013333333333	44.312	47.2244
8 h after dark	33.6118	32.5769	35.6139
12 h after dark	30.142033333333334	29.131	31.0037