COMMUNICABLE DISEASE YEARLY STATISTICS
NUMBER OF DELAWARE CASES STATEWIDE
2004 THROUGH 2009
| Reportable Condition | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 |
|---|---|---|---|---|---|---|
| AIDS** | 138 | 159 | 143 | 138 | 120 | 115 |
| Amoebiasis | 0 | 1 | 1 | 4 | 7 | 0 |
| Anthrax | 0 | 0 | 0 | 0 | 0 | 0 |
| Babesiosis | 0 | 1 | 1 | 0 | 4 | 2 |
| Botulism, Foodborne | 0 | 0 | 0 | 0 | 0 | 0 |
| Botulism, Infant | 1 | 2 | 0 | 0 | 1 | 2 |
| Brucellosis | 0 | 2 | 1 | 0 | 0 | 0 |
| Campylobacteriosis | 75 | 98 | 94 | 90 | 99 | 109 |
| Chlamydia | 2963 | 3392 | 3615 | 3479 | 3868 | 4718 |
| Cholera, Vibrio | 0 | 0 | 0 | 0 | 0 | 0 |
| Cryptosporidiosis | 1 | 6 | 15 | 20 | 12 | 12 |
| Cyclosporiasis | 0 | 0 | 1 | 0 | 0 | 0 |
| Dengue Fever | 0 | 1 | 2 | 0 | 2 | 0 |
| Diphtheria | 0 | 0 | 0 | 0 | 0 | 0 |
| Ehrlichiosis/Anaplasmosis | 2 | 7 | 21 | 14 | 24 | 24 |
| Giardiasis | 49 | 61 | 43 | 41 | 42 | 28 |
| Gonorrhea | 896 | 913 | 1485 | 1293 | 1045 | 971 |
| Haemophilus influenzae, invasive | 0 | 0 | 1 | 8 | 8 | 5 |
| Hepatitis A, acute | 6 | 6 | 13 | 9 | 7 | 4 |
| Hepatitis B, acute | 65 | 33 | 45 | 16 | n/a*** | 34 |
| Hepatitis B, chronic | 66 | 295 | 199 | 225 | n/a*** | 132 |
| Hepatitis C, acute | 55 | n/a*** | 3 | 0 | n/a*** | 3 |
| Hepatitis C, chronic | 119 | 89 | 1591 | 1645 | n/a*** | 1209 |
| Herpes, genital | 127 | 159 | 148 | 420 | 463 | 391 |
| HIV** (New Infections) | 229 | 201 | 167 | 180 | 172 | 157 |
| HPV (Human papillomavirus) | 423 | 446 | 726 | 923 | 2263 | 2776 |
| Influenza * | 995 | 541 | 508 | 1401 | 738 | 2629~ |
| Legionellosis | 21 | 19 | 12 | 12 | 13 | 20 |
| Leptospirosis | 0 | 0 | 0 | 0 | 0 | 0 |
| Listeriosis | 2 | 0 | 2 | 3 | 2 | 7 |
| Lyme Disease | 379 | 618 | 478 | 711 | 772 | 981 |
| Malaria | 5 | 3 | 5 | 4 | 3 | 5 |
| Measles | 0 | 1 | 0 | 0 | 0 | 0 |
| Meningitis, meningococcal | 5 | 3 | 6 | 1 | 2 | 2 |
| Meningitis, Other (including Strep.pneumo, Cryptococcus , etc.) | 19 | 16 | 18 | 18 | 10 | 20 |
| Meningitis, viral | 88 | 88 | 54 | 92 | 89 | 66 |
| Mumps | 0 | 0 | 0 | 1 | 1 | 1 |
| Pertussis | 27 | 16 | 3 | 11 | 18 | 13 |
| Psittacosis | 0 | 1 | 0 | 0 | 0 | 0 |
| Q Fever | 0 | 0 | 0 | 0 | 0 | 1 |
| Rubella (German measles) | 0 | 0 | 0 | 0 | 0 | 0 |
| Salmonellosis | 110 | 125 | 152 | 142 | 148 | 139 |
| Shiga toxin-producing E coli (including E.coli O157:H7 ) | 4 | 16 | 14 | 16 | 15 | 14 |
| Shigellosis | 11 | 11 | 11 | 11 | 12 | 151 |
| Spotted Fever Rickettsiosis (Rocky Mountain Spotted Fever) | 0 | 7 | 20 | 17 | 33 | 20 |
| Syphilis (Primary & Secondary) | 9 | 11 | 20 | 18 | 16 | 27 |
| Tetanus | 0 | 0 | 0 | 0 | 0 | 0 |
| Trichomoniasis | 29 | 24 | 37 | 13 | 13 | 23 |
| Tuberculosis | 33 | 27 | 29 | 20 | 23 | 19 |
| Tularemia | 2 | 0 | 0 | 0 | 0 | 0 |
| Typhoid Fever | 0 | 2 | 0 | 2 | 4 | 2 |
| Vibrio, Non-cholera | 0 | 1 | 0 | 7 | 4 | 5 |
| West Nile Virus (neuroinvasive and non-neuroinvasive disease) | 0 | 2 | 0 | 1 | 1 | 0 |
| Yersiniosis | 1 | 2 | 3 | 3 | 2 | 3 |
* Data reflects totals for the Influenza season beginning October of the previous year through mid-May of the current year.
~Includes Pandemic 2009 H1N1 Influenza data (4/28/2009 - 5/22/2010)
**HIV/AIDS numbers are subject to change due to late reporting and interstate de-duplication efforts.
***Data unavailable
