condition mean min max 0 h after light 0.1103815 0.0 0.220763 2 h after light 0.361013 0.0 0.722026 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.686725 0.0 1.37345 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.576795 0.0 1.15359 12 h after dark 0.182466 0.0 0.364932