condition	mean	min	max
0 h after light	17.87565	17.2364	18.5149
4 h after light	57.84139999999999	39.4595	76.2233
8 h after light	19.463050000000003	16.6524	22.2737
4 h after dark	14.466865	4.40823	24.5255
8 h after dark	41.069500000000005	39.2325	42.9065
12 h after dark	33.77775	31.5637	35.9918