condition	mean	min	max
0 h after light	42.48125	37.5486	47.4139
4 h after light	6.50135	2.4565	10.5462
8 h after light	2.8057	1.63608	3.97532
4 h after dark	7.18441	6.3141	8.05472
8 h after dark	7.555655	6.33176	8.77955
12 h after dark	17.65835	14.0183	21.2984