condition mean min max 0 h after light 0.0249782 0.0 0.0499564 2 h after light 0.0260497 0.0 0.0520994 4 h after light 0.057691450000000005 0.0471512 0.0682317 8 h after light 0.03585225 0.0239621 0.0477424 12 h after light 0.0 0.0 0.0 2 h after dark 0.0597185 0.0 0.119437 4 h after dark 0.0231442 0.0 0.0462884 8 h after dark 0.050335 0.0 0.10067 12 h after dark 0.0495351 0.0 0.0990702