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

Location Month 1997 1998 1999 2000 2001 2002
HALE1 1 0 0 0 0 11 2
HALE1 2 0 0 0 0 9 6
HALE1 3 0 0 0 0 9 10
HALE1 4 0 0 0 0 5 10
HALE1 5 0 0 0 0 8 9
HALE1 6 0 0 0 0 10 8
HALE1 7 0 0 0 0 10 10
HALE1 8 0 0 0 0 9 8
HALE1 9 0 0 0 0 10 10
HALE1 10 0 0 0 0 10 7
HALE1 11 0 0 0 5 8 10
HALE1 12 0 0 0 9 7 11