condition mean min max 4 h after light 0.2905065 0.144408 0.436605 8 h after light 0.37479450000000003 0.117912 0.631677 12 h after light 0.3115225 0.19102 0.432025 4 h after dark 0.6968350000000001 0.638449 0.755221 8 h after dark 0.4714115 0.37513 0.567693 12 h after dark 0.3137045 0.0 0.627409