condition mean min max 4 h after light 1085.5712979999998 695.078211 1476.064385 8 h after light 564.999404 330.992948 799.00586 12 h after light 2226.9189625 449.505921 4004.332004 4 h after dark 1383.1221019999998 1209.681486 1556.562718 8 h after dark 2606.376682 307.539081 4905.214283 12 h after dark 1110.701473 1110.701473 1110.701473