condition mean min max 0 h after light 53.133300000000006 49.8823 56.3843 4 h after light 53.141549999999995 51.6106 54.6725 8 h after light 69.09475 66.8504 71.3391 4 h after dark 74.30975000000001 72.7003 75.9192 8 h after dark 64.26350000000001 59.6086 68.9184 12 h after dark 56.7917 49.1939 64.3895