condition mean min max 4 h after light 1036.1481155000001 320.241417 1752.054814 8 h after light 1923.8336359999998 1848.119084 1999.548188 12 h after light 1186.650196 749.938076 1623.362316 4 h after dark 588.7961760000001 352.924364 824.667988 8 h after dark 323.634998 200.000296 447.2697 12 h after dark 150.546416 150.546416 150.546416