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
1932.m_ssm_sxm_sxdm_dsf20m_dsf80
January57.26.41932-01-02200
February116.88.61932-02-21101
March126.98.41932-03-16110
April164.812.31932-04-29103
May231.913.51932-05-1548
June231.314.11932-06-1933
July296.414.01932-07-01211
August255.713.11932-08-0258
September190.410.01932-09-0620
October97.39.01932-10-12163
November37.37.61932-11-04240
December9.44.91932-12-05290