MON YEAR UVI CLD  UVI CLR  OZONE  CLD_MAX CLR_MAX  OZ_MAX CLD_MIN CLR_MIN  OZ_MIN
  1 1999    3.82    5.08   264.3    5.12    6.07   284.4    2.21    4.52   242.2
  2 1999    5.28    6.58   284.0    6.89    7.63   332.5    3.85    5.28   258.7
  3 1999    7.04    8.60   286.3    8.92   10.79   321.6    3.58    6.80   252.8
  4 1999    9.17   10.74   280.3   10.76   11.93   310.8    7.00    9.46   255.4
  5 1999    8.76   10.50   303.7   10.75   11.64   328.8    7.42    9.55   279.8
  6 1999    8.83   11.65   280.6   10.36   13.86   303.4    7.92   10.57   242.3
  7 1999    9.33   11.34   284.5   10.17   12.11   298.9    7.91   10.57   270.5
  8 1999    8.92   11.20   275.6   10.05   12.45   292.8    7.65   10.40   249.7
  9 1999    7.85   10.11   264.2    9.63   11.26   279.5    6.42    9.26   237.5
 10 1999    5.60    7.72   261.2    7.33    9.42   276.8    3.49    6.27   238.2
 11 1999    4.07    5.37   266.8    4.97    6.53   287.2    2.97    4.32   243.8
 12 1999    3.56    4.55   265.2    4.36    5.65   319.3    2.52    3.80   216.9