condition	mean	min	max
4 h after light	34.8723	29.9044	39.8402
8 h after light	19.309800000000003	17.704	20.9156
12 h after light	16.38625	15.3794	17.3931
4 h after dark	38.95686666666667	35.1144	44.8322
8 h after dark	38.50226666666667	31.8365	44.0459
12 h after dark	66.19143333333334	59.56	72.1038