Year | MIC >1.0 µg/ml | MIC >0.016 µg/ml, 1.0 µg/ml |
---|---|---|
1986
|
0
|
2
|
1987
|
0
|
4
|
1988
|
0
|
2
|
1989
|
0
|
6
|
1990
|
0
|
4
|
1991
|
0
|
5
|
1992
|
0
|
5
|
1993
|
1
|
9
|
1994
|
2
|
7
|
1995
|
2
|
8
|
1996
|
6
|
12
|
1997
|
8
|
6
|
1998
|
6
|
7
|
1999
|
8
|
11
|
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