Frequencies for first 10,000 rows of hrrcity variable in ziphsahrr1997 dataset Hospital Referral | Regions (HRR) City | Freq. Percent Cum. -------------------------+----------------------------------- Albany | 501 5.01 5.01 Allentown | 200 2.00 7.01 Altoona | 117 1.17 8.18 Arlington | 253 2.53 10.71 Baltimore | 230 2.30 13.01 Bangor | 233 2.33 15.34 Binghamton | 104 1.04 16.38 Boston | 453 4.53 20.91 Bridgeport | 69 0.69 21.60 Bronx | 30 0.30 21.90 Buffalo | 193 1.93 23.83 Burlington | 258 2.58 26.41 Camden | 250 2.50 28.91 Charlottesville | 156 1.56 30.47 Danville | 153 1.53 32.00 Durham | 47 0.47 32.47 East Long Island | 316 3.16 35.63 Elmira | 89 0.89 36.52 Erie | 202 2.02 38.54 Hackensack | 85 0.85 39.39 Harrisburg | 187 1.87 41.26 Hartford | 236 2.36 43.62 Johnstown | 94 0.94 44.56 Kingsport | 65 0.65 45.21 Knoxville | 1 0.01 45.22 Lancaster | 98 0.98 46.20 Lebanon | 237 2.37 48.57 Lynchburg | 48 0.48 49.05 Manchester | 149 1.49 50.54 Manhattan | 241 2.41 52.95 Morgantown | 35 0.35 53.30 Morristown | 134 1.34 54.64 New Brunswick | 74 0.74 55.38 New Haven | 146 1.46 56.84 Newark | 86 0.86 57.70 Newport News | 104 1.04 58.74 Norfolk | 129 1.29 60.03 Paterson | 37 0.37 60.40 Philadelphia | 361 3.61 64.01 Pittsburgh | 532 5.32 69.33 Portland | 333 3.33 72.66 Providence | 105 1.05 73.71 Reading | 109 1.09 74.80 Richmond | 295 2.95 77.75 Ridgewood | 45 0.45 78.20 Roanoke | 140 1.40 79.60 Rochester | 235 2.35 81.95 Salisbury | 104 1.04 82.99 Sayre | 80 0.80 83.79 Scranton | 88 0.88 84.67 Springfield | 134 1.34 86.01 Syracuse | 261 2.61 88.62 Takoma Park | 77 0.77 89.39 Washington | 544 5.44 94.83 White Plains | 132 1.32 96.15 Wilkes-Barre | 46 0.46 96.61 Wilmington | 96 0.96 97.57 Winchester | 46 0.46 98.03 Winston-Salem | 21 0.21 98.24 Worcester | 104 1.04 99.28 York | 49 0.49 99.77 Youngstown | 23 0.23 100.00 -------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 14 Mar 2018