condition mean min max 3 h after light 0.096391 0.0 0.161947 6 h after light 0.14761486666666668 0.0560226 0.21411 9 h after light 0.20065966666666668 0.114057 0.361771 12 h after light 0.249453475 0.0534379 0.474955 3 h after dark 0.1091752 0.0 0.262023 6 h after dark 0.334551 0.281186 0.396131 9 h after dark 0.05965566666666666 0.0 0.178967 12 h after dark 0.1334549 0.0648698 0.20204