condition mean min max 4 h after light 0.04242055 0.0 0.0848411 8 h after light 0.252859 0.137476 0.368242 12 h after light 0.0 0.0 0.0 4 h after dark 0.221723 0.220132 0.223314 8 h after dark 0.23739500000000002 0.110314 0.364476 12 h after dark 0.0666808 0.060959 0.0724026