condition mean min max 0 h after light 7.61466 7.28851 7.94081 2 h after light 5.614185000000001 5.42238 5.80599 4 h after light 5.863185 5.44272 6.28365 8 h after light 6.24439 5.62265 6.86613 12 h after light 9.058805 8.99597 9.12164 2 h after dark 9.755234999999999 9.58296 9.92751 4 h after dark 8.78508 7.35776 10.2124 8 h after dark 8.42928 8.00036 8.8582 12 h after dark 9.22295 7.5725 10.8734