Number of measurements available in each month during 2001-2004

Location Month 2000 2001 2002 2003 2004
MING1 1   11 8 7 9
MING1 2   7 9 6 9
MING1 3   10 7 8 8
MING1 4   10 9 8 7
MING1 5   11 10 10 7
MING1 6   10 8 7 10
MING1 7   7 11 10 10
MING1 8   8 10 11 10
MING1 9   10 8 6 7
MING1 10   11 8 10 10
MING1 11   9 10 10 7
MING1 12   8 8 10 8