condition mean min max 4 h after light 1550.8336666666667 1485.61 1604.505 8 h after light 1616.415 1276.288 2130.544 12 h after light 1218.8909333333334 922.4528 1631.4170000000001 16 h after light 1739.8563333333334 1589.767 1939.376 4 h after dark 1398.043 1332.285 1498.4779999999998 8 h after dark 947.3535 661.7435 1133.46