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
2005.m_ssm_sxm_sxdm_dsf20m_dsf80
January94.910.42005-01-08155
February68.68.92005-02-04191
March190.411.72005-03-22109
April195.412.52005-04-05910
May269.714.32005-05-27410
June300.515.22005-06-24411
July284.614.12005-07-20512
August191.713.62005-08-1085
September195.311.92005-09-0777
October196.610.92005-10-25512
November90.98.22005-11-03142
December63.87.62005-12-17182