condition mean min max 1 h after light 2.984065962 1.8174459840000001 4.15068594 3 h after light 2.872474348 1.687377572 3.536719525 5 h after light 4.748100355 2.68801238 6.787502536 7 h after light 2.9406597309999998 1.943320836 3.868650518 9 h after light 2.480802504666667 1.810889646 3.1895057610000004 11 h after light 3.121353888333333 1.843543779 4.096041905 1 h after dark 3.7391361116666664 2.989324822 4.598168564 3 h after dark 5.564469005666667 4.568090486 7.509239046 5 h after dark 5.863983389666666 4.542219125 7.280731539 7 h after dark 5.141645753666666 4.444814555 6.17134184 9 h after dark 5.008502744333334 2.4835044180000003 6.605438874 11 h after dark 4.755637880666667 3.1589301180000002 6.29243539