| Year | Regular Sample of Hospitals | Total Sample of Hospitals |
|---|---|---|
2005 |
1,054 |
(no value) |
2004 |
1,004 |
(no value) |
2003 |
994 |
(no value) |
2002 |
995 |
(no value) |
2001 |
986 |
(no value) |
2000 |
994 |
(no value) |
1999 |
984 |
(no value) |
1998 |
984 |
(no value) |
1997 |
1,012 |
(no value) |
1996 |
906 |
(no value) |
1995 |
938 |
(no value) |
1994 |
904 |
(no value) |
1993 |
913 |
(no value) |
1992 |
838 |
856 |
1991 |
847 |
859 |
1990 |
861 |
871 |
1989 |
875 |
882 |
1988 |
758 |
759 |