condition mean min max 1 h after light 3.3340296140000003 3.19935487 3.468704358 3 h after light 5.413120490666667 4.161487323 6.501507715 5 h after light 5.984220945333333 5.275602974 6.671902182 7 h after light 5.5751584953333335 4.5652928180000005 6.16928589 9 h after light 5.411129267333333 4.302786788 6.1495211339999996 11 h after light 6.469971224999999 5.457221973999999 7.1713930779999995 13 h after light 6.5205054423333335 6.191302621 7.005273091 15 h after light 5.615633923333333 3.53936095 6.9209746139999995 1 h after dark 8.271254735666666 7.853698269 8.795567474 3 h after dark 7.248165317333333 5.811592657 8.581334662 5 h after dark 8.035882236666666 7.819618846 8.434283928 7 h after dark 6.6216129310000005 5.3290844 7.770758426