2.1. List of each year
00
01
02
03
04
05
06
07
08
09
1960
1970
1980
1990
2000
2010
2.2. Plot of Ksum for all the year (1966-1985, 1986-2004)
2.3. Long-term Variation Plot with Sunspot Number
2.4. Averaged Seasonal Variation Plot
3.1. Whole list (from 1966)
3.2. Yearly mean value
3.3. Long term variation plot
3.4. Base Line Value