condition mean min max 4 h after light 0.4822635 0.0 0.964527 8 h after light 0.7638265000000001 0.263643 1.26401 12 h after light 0.42666 0.307234 0.546086 4 h after dark 1.2520756666666668 0.433677 2.2299 8 h after dark 1.757541 0.770705 3.60161 12 h after dark 1.363626 0.359198 2.6731