condition mean min max 1 h after light 4.711480937 4.443270206 4.979691668 3 h after light 3.515099488666667 2.933117873 4.189931037 5 h after light 4.445315787666667 1.550667216 6.036568324 7 h after light 5.676996772333333 4.320507236 7.573082892 9 h after light 6.984317340666666 6.367522131 7.849152931 11 h after light 7.0535490313333336 6.206699277 7.823184929 1 h after dark 7.2375595509999995 6.322319103 8.131770425 3 h after dark 7.833997308 6.182380677 10.26955244 5 h after dark 8.201709841 6.297403895 9.344363904 7 h after dark 7.584585428 5.78365471 9.302704008 9 h after dark 6.974767968666667 6.56687014 7.212759191 11 h after dark 8.056685462 7.368567511 8.519188317000001