condition mean min max 3 h after light 0.22536766666666666 0.0 0.47469 6 h after light 0.09418366666666667 0.0 0.143201 9 h after light 0.0 0.0 0.0 12 h after light 0.1066805 0.0 0.29535 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.04946233333333333 0.0 0.148387 12 h after dark 0.286995 0.251276 0.322714