Description of elements in the header
m_ssamount of monthly sunshine duration
m_sxthe maximum sunshine duration in the month
m_sxdthe day with the maximum sunshine duration
m_dsf20number of days when the sunshine duration is less than 20 % of the astronomic sunshine duration
m_dsf80number of days when the sunshine duration is more than 80 % of the astronomic sunshine duration
2003.m_ssm_sxm_sxdm_dsf20m_dsf80
January53.27.72003-01-15202
February111.29.22003-02-24103
March188.411.52003-03-2288
April201.112.02003-04-2663
May290.613.62003-05-16211
June323.614.72003-06-12012
July282.814.82003-07-01510
August310.113.42003-08-07115
September213.611.72003-09-17611
October130.710.22003-10-13132
November98.29.32003-11-04142
December98.58.62003-12-02125