condition mean min max 1 h after light 7.9538512285 7.84208318 8.065619277 3 h after light 8.152585719333333 7.1627221379999995 9.804208402 5 h after light 7.791531976666667 4.84802186 10.1525589 7 h after light 7.264982008333333 6.681654535 7.749598837000001 9 h after light 6.243625863666667 4.566334835 7.995143137 11 h after light 7.4956603206666665 4.584882108 10.04352945 13 h after light 8.121833900666667 4.10225991 10.67197332 15 h after light 7.2112121433333325 2.9532820319999997 9.56654588 1 h after dark 7.869957989333333 7.164651879 8.506247231 3 h after dark 6.472224111999999 4.612112563999999 8.638835998 5 h after dark 5.578205988666666 3.741296808 6.927887124 7 h after dark 6.561738974333333 6.1332898039999995 6.909293125