condition mean min max 1 h after light 7.947420728500001 7.786887335 8.107954122 3 h after light 6.056373551666667 4.368200496 8.024527308 5 h after light 5.643713298333333 4.628975712 6.519848958 7 h after light 5.705205125 4.912579505 6.429989883999999 9 h after light 6.170280585666666 5.217775508 7.343533901 11 h after light 5.4198644929999995 4.7174251289999996 6.196220782999999 13 h after light 5.460518031666667 4.89799582 5.878610569 15 h after light 5.312732127 4.813530892 5.876299201 1 h after dark 6.369661890666666 5.725599383 6.8965244960000005 3 h after dark 7.186852200666667 5.943674307999999 7.945680242000001 5 h after dark 6.745853633 4.963566168 8.442921797 7 h after dark 6.686415314333333 4.726666164 8.769439216