condition mean min max 4 h after light 4323.3 4323.3 4323.3 8 h after light 5631.45 3828.1 7434.8 12 h after light 7967.55 7204.0 8731.1 4 h after dark 7205.15 5854.4 8555.9 8 h after dark 4589.4 3960.0 5218.8 12 h after dark 3792.8500000000004 3650.9 3934.8