condition mean min max 4 h after light 0.003943605 0.0 0.00788721 8 h after light 0.0233477 0.0 0.0466954 12 h after light 0.026650350000000003 0.01993 0.0333707 4 h after dark 0.0095903 0.0 0.0153683 8 h after dark 0.015076 0.0 0.0272821 12 h after dark 0.0141433 0.0 0.0231497