condition mean min max 1 h after light 6.4305348485 3.964233552 8.896836145 3 h after light 9.452924371666667 5.962728105 11.42475074 5 h after light 9.121939809333334 7.863634622 10.38391849 7 h after light 8.141429784 6.75337455 9.902184422000001 9 h after light 8.400227262 7.812270108 9.561748417 11 h after light 11.486410276666668 8.185832961000001 18.05889307 13 h after light 7.499404213 7.066840365 8.027425104 15 h after light 9.200002336 7.967399425 10.64263077 1 h after dark 8.986527056333333 7.846045985 10.55047062 3 h after dark 8.364803286666666 7.854872468 8.673361768 5 h after dark 9.263789716 7.366307608 10.2466094 7 h after dark 8.875668907333333 7.2159956979999995 10.38012961