condition mean min max 4 h after light 0.0274852 0.0 0.0824556 8 h after light 0.124651 0.0 0.20292 12 h after light 0.11730903333333334 0.0 0.281027 4 h after dark 0.237579 0.186039 0.290074 8 h after dark 0.02071246666666667 0.0 0.0621374 12 h after dark 0.023228533333333332 0.0 0.0696856