condition	mean	min	max
0 h after light	14.60565	14.2068	15.0045
4 h after light	15.061050000000002	11.4459	18.6762
8 h after light	27.481450000000002	24.9997	29.9632
4 h after dark	39.37805	31.0566	47.6995
8 h after dark	24.063000000000002	22.0945	26.0315
12 h after dark	15.54425	14.6277	16.4608