condition	mean	min	max
1 h after light	18.865934375	18.38655385	19.345314899999998
3 h after light	21.42968936	18.46588823	22.94486044
5 h after light	18.808029353333332	16.23166149	21.94226625
7 h after light	16.75649695	14.03075047	18.44410888
9 h after light	18.245173559999998	13.64469028	21.46794807
11 h after light	19.0481624	14.93205913	22.18219524
1 h after dark	17.108505726666667	14.1188981	20.4392782
3 h after dark	17.500802443333335	16.31254661	18.70977145
5 h after dark	19.906346946666666	19.11711897	20.61938151
7 h after dark	18.918941110000002	17.71228275	19.71287278
9 h after dark	18.577766993333334	17.70077034	19.77523394
11 h after dark	17.30383392	17.11799522	17.597873