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
2008.m_ssm_sxm_sxdm_dsf20m_dsf80
January58.16.92008-01-08200
February150.19.52008-02-2678
March117.810.82008-03-31123
April204.413.12008-04-2747
May276.113.72008-05-3138
June228.912.92008-06-2552
July254.413.92008-07-1956
August292.413.22008-08-11010
September159.411.32008-09-09113
October154.49.82008-10-0575
November65.17.02008-11-03150
December43.37.42008-12-21242