condition mean min max 3 h after light 0.057999 0.0 0.173997 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.1428665 0.0 0.344485 3 h after dark 0.046919999999999996 0.0 0.14076 6 h after dark 0.06713533333333334 0.0 0.201406 9 h after dark 0.06893633333333334 0.0 0.206809 12 h after dark 0.0 0.0 0.0