condition mean min max 4 h after light 1042.7965239999999 879.018613 1206.574435 8 h after light 795.2420085 736.155134 854.328883 12 h after light 821.595764 763.19024 880.001288 4 h after dark 1275.3493425 950.851244 1599.847441 8 h after dark 1993.367734 1665.051015 2321.684453 12 h after dark 1166.765001 1166.765001 1166.765001