condition mean min max 0 h after light 0.922752 0.461994 1.38351 4 h after light 1.6294395 0.909379 2.3495 8 h after light 0.228129 0.0 0.456258 4 h after dark 0.9085445000000001 0.452929 1.36416 8 h after dark 1.593514 0.916048 2.27098 12 h after dark 0.680796 0.460552 0.90104