condition mean min max 4 h after light 0.04490615 0.0 0.0898123 8 h after light 0.04904115 0.0 0.0980823 12 h after light 0.0230216 0.0 0.0460432 4 h after dark 0.0 0.0 0.0 8 h after dark 0.04497466666666666 0.0 0.134924 12 h after dark 0.0 0.0 0.0