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
1996.m_ssm_sxm_sxdm_dsf20m_dsf80
January54.17.51996-01-31210
February86.28.71996-02-27160
March128.59.01996-03-19110
April170.611.91996-04-22125
May234.212.41996-05-2161
June270.213.41996-06-0835
July272.412.41996-07-2721
August198.012.41996-08-1082
September95.58.41996-09-19140
October138.59.31996-10-0181
November93.37.81996-11-09131
December42.67.11996-12-27232