condition	mean	min	max
4 h after light	17.406506	5.860748	27.343909999999997
8 h after light	23.46245	20.8075	24.80895
12 h after light	21.194772999999998	9.375428999999999	28.06352
16 h after light	19.031246666666664	15.2441	26.421709999999997
4 h after dark	58.44381333333333	50.17839	64.47916
8 h after dark	21.097456666666666	10.20675	31.18127