| 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | |
| All aged 0–4 years with asthma | 105 368 | 108 560 | 113 462 | 116 834 | 124 957 | 134 974 | 143 046 | 159 199 | 170 888 | 179 912 | 173 307 | 172 164 | 175 746 |
| ICS for asthma (% of 0–4-year-olds) | 1070 (1.0) | 1777 (1.6) | 2864 (2.5) | 4306 (3.7) | 5567 (4.5) | 6421 (4.8) | 6941 (4.8) | 6611 (4.2) | 6213 (3.6) | 6040 (3.4) | 5422 (3.1) | 4337 (2.5) | 3217 (1.8) |
| Defined daily dose | 822 | 1362 | 2228 | 3324 | 4256 | 4930 | 5342 | 5091 | 4873 | 4770 | 4294 | 3373 | 2472 |
| 401–800 μg (% of defined dose) | 44 (5.3) | 88 (6.5) | 164 (7.4) | 283 (8.5) | 338 (7.9) | 384 (7.8) | 394 (7.4) | 355 (7.0) | 273 (5.6) | 240 (5.0) | 162 (3.8) | 74 (2.2) | 62 (2.5) |
| >800 μg (% of defined dose) | 44 (5.3) | 81 (5.9) | 145 (6.5) | 177 (5.3) | 215 (5.1) | 242 (4.9) | 223 (4.2) | 184 (3.6) | 162 (3.3) | 145 (3.0) | 132 (3.1) | 85 (2.5) | 49 (2.0) |
Values in parentheses are percentages.