condition mean min max 0 h after light 54.18315 54.0127 54.3536 4 h after light 36.171350000000004 33.4076 38.9351 8 h after light 84.02115 80.5325 87.5098 4 h after dark 113.59915000000001 91.3813 135.817 8 h after dark 71.2367 64.1135 78.3599 12 h after dark 52.3986 46.8589 57.9383