condition mean min max 1 h after light 3.101020122 2.949774407 3.252265837 3 h after light 3.7494773083333333 2.809059982 5.093491298 5 h after light 2.9107635123333333 2.056736547 3.6025209000000005 7 h after light 4.118012804999999 2.161711761 5.812199128 9 h after light 4.285833266 3.113410115 5.529351329 11 h after light 4.027292920333333 2.5590039669999998 5.0878405760000005 13 h after light 3.8096050843333336 1.040871918 5.5130913260000005 15 h after light 4.615397156333334 3.579735796 5.255407831 1 h after dark 4.312830124666666 3.859977735 5.090640367 3 h after dark 4.589887486 3.324654976 5.261705883 5 h after dark 3.9486463890000003 3.6144731880000003 4.549075526 7 h after dark 4.650665506999999 3.81598123 5.111074837