condition mean min max 1 h after light 4.434833594 4.434833594 4.434833594 3 h after light 2.6682541989999997 2.218618944 3.1178894539999997 5 h after light 2.1799774485 1.730787876 2.6291670209999998 7 h after light 3.2101877645 2.969607181 3.450768348 9 h after light 3.9141789375 3.459193475 4.3691644 11 h after light 6.879824437 5.882004131 7.877644742999999 1 h after dark 7.075414649999999 5.789862276 8.360967023999999 3 h after dark 8.7807647105 5.455645511 12.10588391 5 h after dark 5.7759696255 4.758711839 6.793227412 7 h after dark 6.1539792685000005 6.106929265 6.201029272 9 h after dark 7.8902715385 7.698071905 8.082471172 11 h after dark 10.0766044985 8.502053867 11.65115513