condition mean min max 1 h after light 6.0665200665 5.108145924 7.024894209 3 h after light 11.500748195 8.637040735 13.47652906 5 h after light 9.439139907 5.484630791 11.4625665 7 h after light 15.012639408333333 9.301911215 18.09183109 9 h after light 17.435706896666666 11.83095844 21.96796339 11 h after light 13.634414399666666 8.210137729 18.76554187 13 h after light 12.565559314666666 6.857509104 15.81033084 15 h after light 12.429906881333334 9.575793254 15.03445785 1 h after dark 13.18192939 11.72289534 15.45372968 3 h after dark 16.462658706666666 14.26579226 19.94251489 5 h after dark 13.484352726666668 11.54094948 15.49322824 7 h after dark 15.686160596666666 14.20393014 16.80265853