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
2007.m_ssm_sxm_sxdm_dsf20m_dsf80
January82.98.32007-01-15192
February60.58.62007-02-14182
March185.510.62007-03-2687
April313.213.12007-04-13018
May255.513.72007-05-1318
June314.114.92007-06-2438
July347.115.02007-07-07116
August286.413.42007-08-02413
September212.611.62007-09-02511
October133.510.52007-10-01114
November118.98.72007-11-01126
December39.97.82007-12-13242