Principal Procedure Code & Name	Volume	Percent	Cumulative
88.40--CONTRAST ARTERIOGRAM NOS	86	0.22	0.22
88.41--CONTRAST CEREBRAL ARTERIOGRAM	9,767	24.59	24.81
88.42--CONTRAST AORTOGRAM	11,435	28.79	53.60
88.43--CONTRAST PULMONARY ARTERIOGRAM	1,414	3.56	57.16
88.44--CONTRAST THORACIC ARTERIOGRAM NEC	540	1.36	58.52
88.45--CONTRAST RENAL ARTERIOGRAM	1,505	3.79	62.31
88.46--CONTRAST PLACENTOGRAM	5	0.01	62.33
88.47--CONTRAST ABDOMINAL ARTERIOGRM NEC	2,712	6.83	69.15
88.48--CONTRAST ARTERIOGRAM-LEG	9,658	24.32	93.47
88.49--CONTRAST ARTERIOGRAM NEC	2,592	6.53	100.00
Total	39,714	100.00

Volume of Procedures Number of Hospitals Percent of Hospital Total Cumulative Percent of Hospital Total 1 12 6.22 6.22 2 7 3.63 9.84 3 3 1.55 11.40 4 3 1.55 12.95 5 1 0.52 13.47 6 4 2.07 15.54 7 2 1.04 16.58 8 3 1.55 18.13 9 4 2.07 20.21 10 2 1.04 21.24 11 1 0.52 21.76 12 2 1.04 22.80 13 5 2.59 25.39 14 1 0.52 25.91 15 2 1.04 26.94 16 2 1.04 27.98 17 3 1.55 29.53 19 1 0.52 30.05 21 2 1.04 31.09 22 3 1.55 32.64 23 4 2.07 34.72 24 1 0.52 35.23 27 2 1.04 36.27 28 1 0.52 36.79 29 3 1.55 38.34 30 2 1.04 39.38 33 1 0.52 39.90 34 1 0.52 40.41 38 2 1.04 41.45 39 3 1.55 43.01 40 1 0.52 43.52 42 1 0.52 44.04 44 2 1.04 45.08 46 1 0.52 45.60 47 1 0.52 46.11 48 1 0.52 46.63 51 1 0.52 47.15 52 1 0.52 47.67 53 1 0.52 48.19 54 1 0.52 48.70 55 1 0.52 49.22 57 1 0.52 49.74 58 3 1.55 51.30 65 1 0.52 51.81 66 1 0.52 52.33 67 2 1.04 53.37 68 2 1.04 54.40 69 1 0.52 54.92 71 1 0.52 55.44 75 1 0.52 55.96 82 3 1.55 57.51 85 1 0.52 58.03 89 1 0.52 58.55 91 1 0.52 59.07 95 2 1.04 60.10 105 2 1.04 61.14 108 1 0.52 61.66 111 1 0.52 62.18 114 1 0.52 62.69 122 1 0.52 63.21 129 1 0.52 63.73 130 2 1.04 64.77 132 1 0.52 65.28 133 1 0.52 65.80 136 1 0.52 66.32 138 1 0.52 66.84 139 1 0.52 67.36 140 1 0.52 67.88 142 1 0.52 68.39 144 1 0.52 68.91 146 1 0.52 69.43 154 1 0.52 69.95 157 1 0.52 70.47 171 1 0.52 70.98 172 1 0.52 71.50 178 1 0.52 72.02 192 1 0.52 72.54 206 1 0.52 73.06 207 1 0.52 73.58 214 1 0.52 74.09 221 1 0.52 74.61 238 1 0.52 75.13 241 1 0.52 75.65 252 1 0.52 76.17 263 1 0.52 76.68 265 1 0.52 77.20 273 1 0.52 77.72 277 1 0.52 78.24 284 1 0.52 78.76 285 1 0.52 79.27 287 1 0.52 79.79 298 1 0.52 80.31 300 1 0.52 80.83 309 1 0.52 81.35 331 1 0.52 81.87 332 1 0.52 82.38 353 1 0.52 82.90 355 1 0.52 83.42 364 2 1.04 84.46 368 1 0.52 84.97 371 1 0.52 85.49 379 1 0.52 86.01 386 1 0.52 86.53 388 1 0.52 87.05 393 1 0.52 87.56 399 1 0.52 88.08 403 1 0.52 88.60 435 1 0.52 89.12 469 1 0.52 89.64 523 1 0.52 90.16 547 1 0.52 90.67 584 1 0.52 91.19 702 1 0.52 91.71 757 1 0.52 92.23 763 1 0.52 92.75 793 1 0.52 93.26 838 1 0.52 93.78 840 1 0.52 94.30 847 1 0.52 94.82 1,165 1 0.52 95.34 1,178 1 0.52 95.85 1,292 1 0.52 96.37 1,355 1 0.52 96.89 1,558 1 0.52 97.41 1,594 1 0.52 97.93 1,733 1 0.52 98.45 1,749 1 0.52 98.96 1,775 1 0.52 99.48 2,030 1 0.52 100.00 Total 193 100.00

Volume of Procedures Number of Doctors Percent of Doctors Total Cumulative Percent of Doctors Total 1 2,989 50.95 50.95 2 873 14.88 65.84 3 427 7.28 73.12 4 251 4.28 77.40 5 158 2.69 80.09 6 121 2.06 82.15 7 90 1.53 83.69 8 81 1.38 85.07 9 76 1.30 86.36 10 62 1.06 87.42 11 51 0.87 88.29 12 48 0.82 89.11 13 47 0.80 89.91 14 40 0.68 90.59 15 33 0.56 91.15 16 25 0.43 91.58 17 23 0.39 91.97 18 22 0.38 92.35 19 22 0.38 92.72 20 20 0.34 93.06 21 17 0.29 93.35 22 14 0.24 93.59 23 19 0.32 93.91 24 23 0.39 94.31 25 6 0.10 94.41 26 13 0.22 94.63 27 6 0.10 94.73 28 11 0.19 94.92 29 13 0.22 95.14 30 6 0.10 95.24 31 6 0.10 95.35 32 15 0.26 95.60 33 12 0.20 95.81 34 11 0.19 95.99 35 5 0.09 96.08 36 11 0.19 96.27 37 6 0.10 96.37 38 3 0.05 96.42 39 11 0.19 96.61 40 3 0.05 96.66 41 5 0.09 96.74 42 6 0.10 96.85 43 5 0.09 96.93 44 3 0.05 96.98 45 4 0.07 97.05 46 6 0.10 97.15 47 5 0.09 97.24 48 4 0.07 97.31 49 5 0.09 97.39 50 5 0.09 97.48 51 3 0.05 97.53 52 4 0.07 97.60 53 2 0.03 97.63 54 5 0.09 97.72 55 2 0.03 97.75 56 2 0.03 97.78 57 4 0.07 97.85 58 2 0.03 97.89 59 3 0.05 97.94 60 4 0.07 98.01 61 4 0.07 98.07 63 3 0.05 98.12 64 1 0.02 98.14 65 2 0.03 98.18 66 3 0.05 98.23 67 4 0.07 98.30 68 2 0.03 98.33 69 2 0.03 98.36 70 4 0.07 98.43 71 3 0.05 98.48 72 4 0.07 98.55 73 2 0.03 98.59 74 5 0.09 98.67 75 1 0.02 98.69 78 1 0.02 98.70 79 5 0.09 98.79 80 1 0.02 98.81 81 4 0.07 98.87 82 2 0.03 98.91 83 4 0.07 98.98 84 1 0.02 98.99 85 2 0.03 99.03 86 2 0.03 99.06 87 2 0.03 99.10 90 1 0.02 99.11 92 1 0.02 99.13 93 2 0.03 99.16 94 2 0.03 99.20 95 2 0.03 99.23 96 2 0.03 99.27 97 2 0.03 99.30 99 1 0.02 99.32 101 1 0.02 99.34 106 1 0.02 99.35 107 1 0.02 99.37 108 1 0.02 99.39 115 1 0.02 99.40 119 1 0.02 99.42 121 1 0.02 99.44 125 1 0.02 99.45 127 1 0.02 99.47 128 2 0.03 99.51 131 2 0.03 99.54 132 1 0.02 99.56 134 1 0.02 99.57 135 2 0.03 99.61 139 1 0.02 99.62 140 2 0.03 99.66 145 1 0.02 99.68 153 1 0.02 99.69 155 1 0.02 99.71 162 1 0.02 99.73 163 1 0.02 99.74 171 1 0.02 99.76 177 1 0.02 99.78 179 1 0.02 99.80 184 1 0.02 99.81 185 1 0.02 99.83 197 1 0.02 99.85 198 1 0.02 99.86 201 1 0.02 99.88 221 1 0.02 99.90 225 1 0.02 99.91 248 1 0.02 99.93 <