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Table 28. Primary and secondary syphilis — Counties and independent cities* ranked by number of reported cases: United States, 2006

Rank County/Independent City Cases Rate per 100,000 Population Cumulative Percent
1 Los Angeles County, CA 866 8.7   8  
2 Harris County, TX 374 10.1   12  
3 Cook County, IL 349 6.6   16  
4 San Francisco County, CA 244 33.0   18  
5 Fulton County, GA 242 26.4   21  
6 New York County, NY 240 15.1   23  
7 Jefferson County, AL 238 36.2   26  
8 San Diego County, CA 235 8.0   28  
9 Dallas County, TX 206 8.9   30  
10 Miami-Dade County, FL 203 8.5   32  
11 De Kalb County, GA 182 26.8   34  
12 Baltimore (City), MD 159 25.0   36  
13 Kings County, NY 159 6.4   37  
14 Maricopa County, AZ 156 4.3   39  
15 Broward County, FL 155 8.7   41  
16 King County, WA 147 8.2   42  
17 Shelby County, TN 132 14.5   43  
18 Clark County, NV 132 7.7   45  
19 Bexar County, TX 131 8.6   46  
20 Philadelphia County, PA 125 8.5   47  
21 Washington, DC 116 21.1   49  
22 Mecklenburg County, NC 104 13.1   50  
23 Bronx County, NY 101 7.4   51  
24 Franklin County, OH 100 9.2   52  
25 East Baton Rouge County, LA 97 23.6   53  
26 Jackson County, MO 85 12.8   54  
27 Tarrant County, TX 84 5.2   54  
28 Travis County, TX 81 9.1   55  
29 Orange County, FL 81 7.9   56  
30 Riverside County, CA 80 4.1   57  
31 Orange County, CA 79 2.6   58  
32 Queens County, NY 77 3.4   59  
33 Allegheny County, PA 71 5.7   59  
34 Alameda County, CA 71 4.9   60  
35 Wayne County, MI 69 3.5   61  
36 Hillsborough County, FL 68 6.0   61  
37 Suffolk County, MA 66 10.1   62  
38 Prince George’s County, MD 60 7.1   63  
39 Hudson County, NJ 55 9.1   63  
40 Orleans County, LA 54 11.9   64  
41 Santa Clara County, CA 52 3.1   64  
42 Essex County, NJ 44 5.6   65  
43 Marion County, IN 43 5.0   65  
44 Pinellas County, FL 38 4.1   66  
45 Denver County, CO 37 6.6   66  
46 Milwaukee County, WI 37 4.0   66  
47 St Louis (City), MO 36 10.5   67  
48 Jefferson County, KY 35 5.0   67  
49 Gwinnett County, GA 35 4.8   67  
50 Wake County, NC 35 4.7   68  
51 Duval County, FL 35 4.2   68  
52 Pima County, AZ 35 3.8   69  
53 Hennepin County, MN 35 3.1   69  
54 Davidson County, TN 34 5.9   69  
55 Cobb County, GA 34 5.1   70  
56 Knox County, TN 33 8.1   70  
57 Norfolk (City), VA 32 13.8   70  

*Accounting for 70% of reported primary and secondary syphilis cases.

Counties and independent cities were ranked in descending order by number of cases reported in 2006.

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