condition mean min max 4 h after light 431.14076666666665 392.8959 470.4226 8 h after light 502.6116 346.7589 721.7989 12 h after light 518.3464 405.1312 697.2896 16 h after light 741.9832333333334 637.0392 859.3162 4 h after dark 635.6998333333333 608.6619999999999 651.6797 8 h after dark 460.2219666666667 364.6811 554.6648