condition mean min max 0 h after light 2.39966 1.89536 2.90396 4 h after light 3.53066 2.85805 4.20327 8 h after light 2.91094 2.7576 3.06428 4 h after dark 2.304245 2.18999 2.4185 8 h after dark 2.592005 2.41573 2.76828 12 h after dark 3.1392949999999997 3.04967 3.22892