Number of measurements available in each month during the year of 1997-2002

Location Month 1997 1998 1999 2000 2001 2002
IKBA1 1 0 0 0 0 10 9
IKBA1 2 0 0 0 0 9 10
IKBA1 3 0 0 0 1 9 6
IKBA1 4 0 0 0 8 10 7
IKBA1 5 0 0 0 9 10 10
IKBA1 6 0 0 0 5 10 10
IKBA1 7 0 0 0 8 10 11
IKBA1 8 0 0 0 7 10 9
IKBA1 9 0 0 0 8 10 10
IKBA1 10 0 0 0 10 10 9
IKBA1 11 0 0 0 10 8 8
IKBA1 12 0 0 0 10 7 9