windows-server-2003/com/rpc/midl/statistics/unioninfo.sum2

Union Statistics(Each usage in the generated format strings is counted before optimization.)

Number of unions: 638 
Unknown: 0 (0%)
Union_Unknown: 0 (0%)
Union_NonEncap_MS: 227 (35.5799373040752%)
Union_NonEncap_DCE: 247 (38.7147335423197%)
Union_Encap: 164 (25.705329153605%)

Arm statistics:
Unions with default: 187 (29.3103448275862%)
Minimum arms: 1 
Maximum arms: 97 
Average arms: 9.93887147335423

Arm distribution:(Count is number >= Interval and < next value) 
Interval Number
0 384(60.1880877742947%)
4.85 59(9.24764890282132%)
9.7 89(13.9498432601881%)
14.55 12(1.88087774294671%)
19.4 5(0.783699059561128%)
24.25 1(0.156739811912226%)
29.1 2(0.313479623824451%)
33.95 0(0%)
38.8 79(12.3824451410658%)
43.65 1(0.156739811912226%)
48.5 0(0%)
53.35 0(0%)
58.2 2(0.313479623824451%)
63.05 0(0%)
67.9 0(0%)
72.75 0(0%)
77.6 0(0%)
82.45 0(0%)
87.3 0(0%)
92.15 4(0.626959247648903%)

Density statistics:
Counting unions with a minimum of 1 arms:
Table Growth  Number of dense unions
100%: 340 (53.2915360501567%)
125%: 358 (56.1128526645768%)
150%: 368 (57.6802507836991%)
175%: 370 (57.9937304075235%)
200%: 372 (58.307210031348%)
300%: 372 (58.307210031348%)
400%: 372 (58.307210031348%)

Counting unions with a minimum of 7 arms:
Table Growth  Number of dense unions
100%: 28 (4.38871473354232%)
125%: 37 (5.79937304075235%)
150%: 39 (6.1128526645768%)
175%: 39 (6.1128526645768%)
200%: 41 (6.42633228840125%)
300%: 41 (6.42633228840125%)
400%: 41 (6.42633228840125%)

Counting unions with a minimum of 10 arms:
Table Growth  Number of dense unions
100%: 16 (2.50783699059561%)
125%: 22 (3.44827586206897%)
150%: 24 (3.76175548589342%)
175%: 24 (3.76175548589342%)
200%: 26 (4.07523510971787%)
300%: 26 (4.07523510971787%)
400%: 26 (4.07523510971787%)