condition mean min max 4 h after light 1380.3605149999999 1335.213602 1425.507428 8 h after light 1324.4103375 1307.925863 1340.894812 12 h after light 1502.1254745 1439.961221 1564.289728 4 h after dark 1306.0735555 936.770518 1675.376593 8 h after dark 1612.4589795000002 1154.385903 2070.532056 12 h after dark 1138.448203 1138.448203 1138.448203