condition mean min max 1 h after light 7.8462856174999995 7.71609745 7.976473785 3 h after light 6.281126055666666 5.78037984 7.018627873 5 h after light 6.584810521 6.171967615 7.2663965489999995 7 h after light 6.757074352333333 5.93643408 7.197500205 9 h after light 6.807927894666666 5.949532347999999 7.812270108 11 h after light 6.7239199313333335 5.259021591000001 8.034364672999999 13 h after light 7.1978560683333335 7.119179971 7.254455596000001 15 h after light 7.927159927333333 6.333344694 8.848402375 1 h after dark 7.949175707333334 7.042993931 9.208361282 3 h after dark 7.688327066333334 6.9040818470000005 8.808354097 5 h after dark 7.404664993333333 6.722804808999999 8.294874277 7 h after dark 6.259851654 5.311774611000001 6.904639788