condition mean min max 4 h after light 60.078646666666664 45.819109999999995 69.86391 8 h after light 27.373720000000002 15.63359 39.73217 12 h after light 19.006646666666665 14.672039999999999 23.26128 16 h after light 41.93470333333333 23.44029 70.96931 4 h after dark 16.1771 13.0879 18.551660000000002 8 h after dark 43.19916333333333 34.76939 53.498909999999995