Frequencies for first 10,000 rows of hrrcity variable in ziphsahrr2009 dataset Hospital Referral | Regions (HRR) City | Freq. Percent Cum. -------------------------+----------------------------------- Albany | 482 4.82 4.82 Allentown | 195 1.95 6.77 Altoona | 115 1.15 7.92 Arlington | 206 2.06 9.98 Baltimore | 208 2.08 12.06 Bangor | 207 2.07 14.13 Binghamton | 105 1.05 15.18 Boston | 440 4.40 19.58 Bridgeport | 65 0.65 20.23 Bronx | 29 0.29 20.52 Buffalo | 185 1.85 22.37 Burlington | 253 2.53 24.90 Camden | 243 2.43 27.33 Charleston | 287 2.87 30.20 Charlottesville | 152 1.52 31.72 Danville | 145 1.45 33.17 Durham | 46 0.46 33.63 East Long Island | 271 2.71 36.34 Elmira | 83 0.83 37.17 Erie | 193 1.93 39.10 Hackensack | 87 0.87 39.97 Harrisburg | 185 1.85 41.82 Hartford | 236 2.36 44.18 Huntington | 79 0.79 44.97 Johnstown | 94 0.94 45.91 Kingsport | 89 0.89 46.80 Knoxville | 1 0.01 46.81 Lancaster | 98 0.98 47.79 Lebanon | 234 2.34 50.13 Lexington | 3 0.03 50.16 Lynchburg | 45 0.45 50.61 Manchester | 145 1.45 52.06 Manhattan | 220 2.20 54.26 Morgantown | 37 0.37 54.63 Morristown | 132 1.32 55.95 New Brunswick | 72 0.72 56.67 New Haven | 147 1.47 58.14 Newark | 77 0.77 58.91 Newport News | 88 0.88 59.79 Norfolk | 122 1.22 61.01 Paterson | 35 0.35 61.36 Philadelphia | 361 3.61 64.97 Pittsburgh | 523 5.23 70.20 Portland | 314 3.14 73.34 Providence | 103 1.03 74.37 Reading | 99 0.99 75.36 Richmond | 262 2.62 77.98 Ridgewood | 42 0.42 78.40 Roanoke | 201 2.01 80.41 Rochester | 225 2.25 82.66 Salisbury | 99 0.99 83.65 Sayre | 76 0.76 84.41 Scranton | 82 0.82 85.23 Springfield | 133 1.33 86.56 Syracuse | 245 2.45 89.01 Takoma Park | 74 0.74 89.75 Washington | 509 5.09 94.84 White Plains | 128 1.28 96.12 Wilkes-Barre | 38 0.38 96.50 Wilmington | 93 0.93 97.43 Winchester | 65 0.65 98.08 Winston-Salem | 20 0.20 98.28 Worcester | 100 1.00 99.28 York | 50 0.50 99.78 Youngstown | 22 0.22 100.00 -------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 14 Mar 2018