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

Location Month 1997 1998 1999 2000 2001 2002
GUMO1 1 7 8 8 9 11 9
GUMO1 2 7 8 8 5 9 10
GUMO1 3 9 7 9 9 10 10
GUMO1 4 9 9 6 9 9 10
GUMO1 5 9 8 9 9 10 9
GUMO1 6 7 8 7 6 7 10
GUMO1 7 9 8 9 7 8 11
GUMO1 8 8 7 7 6 10 6
GUMO1 9 7 7 7 6 10 10
GUMO1 10 7 9 8 10 11 8
GUMO1 11 8 8 8 9 10 10
GUMO1 12 9 8 9 8 10 11