condition	mean	min	max
0 h after light	6.9677050000000005	6.46405	7.47136
4 h after light	8.672675000000002	8.30483	9.04052
8 h after light	11.9247	11.7538	12.0956
4 h after dark	11.86365	11.7199	12.0074
8 h after dark	9.061734999999999	7.42037	10.7031
12 h after dark	7.730295	6.30351	9.15708