condition mean min max 4 h after light 450.15513350000003 443.616672 456.693595 8 h after light 498.48509850000005 478.293826 518.676371 12 h after light 432.17971450000005 307.432076 556.927353 4 h after dark 342.95605 267.44616 418.46594 8 h after dark 358.582607 315.920033 401.245181 12 h after dark 335.872757 335.872757 335.872757