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
January61.88.42008-01-28213
February152.89.52008-02-19910
March141.011.52008-03-31114
April199.211.82008-04-2712
May278.413.32008-05-2717
June256.914.52008-06-23510
July269.614.22008-07-06611
August337.613.62008-08-06018
September156.211.82008-09-09105
October151.59.22008-10-1882
November90.38.02008-11-17123
December75.57.62008-12-28163