condition mean min max 1 h after light 7.208021686 7.208021686 7.208021686 3 h after light 4.6960050545000005 4.005179057 5.386831052000001 5 h after light 7.408817784 5.895933351 8.921702217 7 h after light 8.356509058 8.289827049 8.423191067000001 9 h after light 7.8582744295 7.275989732 8.440559127 11 h after light 10.9741670865 9.563383563 12.38495061 1 h after dark 13.90803363 12.57900485 15.23706241 3 h after dark 18.99444259 17.83419427 20.15469091 5 h after dark 20.757579579999998 19.84501888 21.67014028 7 h after dark 19.70161925 19.2315226 20.1717159 9 h after dark 20.86291931 19.5313384 22.19450022 11 h after dark 21.715499625 20.69882568 22.73217357