condition mean min max 1 h after light 5.0538919215 3.2128261489999996 6.8949576939999995 3 h after light 9.447008894 5.4535610320000005 12.26306091 5 h after light 12.387541789666665 8.349746548999999 17.81290987 7 h after light 10.840736995666667 8.923322477000001 12.22923235 9 h after light 11.710393559333333 8.186814168 13.9762008 11 h after light 12.132163183333333 11.68526357 12.77320721 1 h after dark 15.751296703333333 13.76145764 18.50940227 3 h after dark 12.533550906333334 9.219307671000001 18.62162854 5 h after dark 9.085635382333333 8.634431018999999 9.895920407 7 h after dark 8.870976992666668 8.318955405 9.212764517 9 h after dark 9.383310723000001 8.189486998 10.82041103 11 h after dark 9.532522522 8.28033257 11.00950675