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Here is the result for 19 to 21 high card points and 18 total trumps and no double suit fit.

 North South results

** best contract(NT or suit) average trick is 8.930
0 = 0.00% 0.00% 1 = 0.00% 0.00% 2 = 0.00% 0.00% 3 = 0.00% 0.00% 4 = 0.00% 0.00%
5 = 0.23% 0.23% 6 = 1.93% 2.16% 7 = 9.28% 11.44% 8 = 24.28% 35.72% 9 = 32.01% 67.73%
10 = 23.48% 91.21% 11 = 7.39% 98.59% 12 = 1.32% 99.91% 13 = 0.09% 100.00%

** best suit contract average trick is 8.924
0 = 0.00% 0.00% 1 = 0.00% 0.00% 2 = 0.00% 0.00% 3 = 0.00% 0.00% 4 = 0.00% 0.00%
5 = 0.26% 0.26% 6 = 1.95% 2.21% 7 = 9.34% 11.55% 8 = 24.37% 35.92% 9 = 31.95% 67.87%
10 = 23.36% 91.24% 11 = 7.36% 98.59% 12 = 1.32% 99.91% 13 = 0.09% 100.00%

** no trump average trick is 5.962
0 = 0.11% 0.11% 1 = 0.29% 0.40% 2 = 1.26% 1.67% 3 = 5.20% 6.87% 4 = 11.67% 18.53%
5 = 18.79% 37.33% 6 = 25.95% 63.28% 7 = 19.54% 82.82% 8 = 11.84% 94.66% 9 = 3.76% 98.42%
10 = 1.32% 99.74% 11 = 0.26% 100.00% 12 = 0.00% 100.00% 13 = 0.00% 100.00%

** spade average trick is 6.313
0 = 0.17% 0.17% 1 = 1.06% 1.24% 2 = 3.45% 4.68% 3 = 8.07% 12.76% 4 = 12.01% 24.77%
5 = 14.11% 38.88% 6 = 14.02% 52.90% 7 = 13.48% 66.38% 8 = 13.45% 79.83% 9 = 10.63% 90.46%
10 = 6.78% 97.24% 11 = 2.21% 99.45% 12 = 0.52% 99.97% 13 = 0.03% 100.00%

** heart average trick is 6.285
0 = 0.17% 0.17% 1 = 0.57% 0.75% 2 = 3.07% 3.82% 3 = 9.25% 13.07% 4 = 11.98% 25.06%
5 = 13.53% 38.59% 6 = 14.45% 53.05% 7 = 14.68% 67.73% 8 = 12.73% 80.46% 9 = 10.63% 91.09%
10 = 6.93% 98.02% 11 = 1.67% 99.68% 12 = 0.29% 99.97% 13 = 0.03% 100.00%

** diamond average trick is 6.309
0 = 0.09% 0.09% 1 = 0.75% 0.83% 2 = 3.19% 4.02% 3 = 8.59% 12.61% 4 = 13.13% 25.75%
5 = 14.34% 40.09% 6 = 12.10% 52.18% 7 = 13.79% 65.98% 8 = 13.71% 79.68% 9 = 10.95% 90.63%
10 = 6.90% 97.53% 11 = 2.16% 99.68% 12 = 0.32% 100.00% 13 = 0.00% 100.00%

** club average trick is 6.298
0 = 0.20% 0.20% 1 = 0.95% 1.15% 2 = 3.33% 4.48% 3 = 8.79% 13.28% 4 = 12.50% 25.78%
5 = 13.30% 39.08% 6 = 13.94% 53.02% 7 = 13.19% 66.21% 8 = 13.19% 79.40% 9 = 11.21% 90.60%
10 = 6.87% 97.47% 11 = 2.07% 99.54% 12 = 0.43% 99.97% 13 = 0.03% 100.00%

East West results

** best contract(NT or suit) average trick is 8.930
0 = 0.00% 0.00% 1 = 0.00% 0.00% 2 = 0.00% 0.00% 3 = 0.00% 0.00% 4 = 0.00% 0.00%
5 = 0.23% 0.23% 6 = 1.93% 2.16% 7 = 9.28% 11.44% 8 = 24.28% 35.72% 9 = 32.01% 67.73%
10 = 23.48% 91.21% 11 = 7.39% 98.59% 12 = 1.32% 99.91% 13 = 0.09% 100.00%


** best suit contract average trick is 8.924
0 = 0.00% 0.00% 1 = 0.00% 0.00% 2 = 0.00% 0.00% 3 = 0.00% 0.00% 4 = 0.00% 0.00%
5 = 0.26% 0.26% 6 = 1.95% 2.21% 7 = 9.34% 11.55% 8 = 24.37% 35.92% 9 = 31.95% 67.87%
10 = 23.36% 91.24% 11 = 7.36% 98.59% 12 = 1.32% 99.91% 13 = 0.09% 100.00%


** no trump average trick is 5.962
0 = 0.11% 0.11% 1 = 0.29% 0.40% 2 = 1.26% 1.67% 3 = 5.20% 6.87% 4 = 11.67% 18.53%
5 = 18.79% 37.33% 6 = 25.95% 63.28% 7 = 19.54% 82.82% 8 = 11.84% 94.66% 9 = 3.76% 98.42%
10 = 1.32% 99.74% 11 = 0.26% 100.00% 12 = 0.00% 100.00% 13 = 0.00% 100.00%


** spade average trick is 6.313
0 = 0.17% 0.17% 1 = 1.06% 1.24% 2 = 3.45% 4.68% 3 = 8.07% 12.76% 4 = 12.01% 24.77%
5 = 14.11% 38.88% 6 = 14.02% 52.90% 7 = 13.48% 66.38% 8 = 13.45% 79.83% 9 = 10.63% 90.46%
10 = 6.78% 97.24% 11 = 2.21% 99.45% 12 = 0.52% 99.97% 13 = 0.03% 100.00%


** heart average trick is 6.285
0 = 0.17% 0.17% 1 = 0.57% 0.75% 2 = 3.07% 3.82% 3 = 9.25% 13.07% 4 = 11.98% 25.06%
5 = 13.53% 38.59% 6 = 14.45% 53.05% 7 = 14.68% 67.73% 8 = 12.73% 80.46% 9 = 10.63% 91.09%
10 = 6.93% 98.02% 11 = 1.67% 99.68% 12 = 0.29% 99.97% 13 = 0.03% 100.00%


** diamond average trick is 6.309
0 = 0.09% 0.09% 1 = 0.75% 0.83% 2 = 3.19% 4.02% 3 = 8.59% 12.61% 4 = 13.13% 25.75%
5 = 14.34% 40.09% 6 = 12.10% 52.18% 7 = 13.79% 65.98% 8 = 13.71% 79.68% 9 = 10.95% 90.63%
10 = 6.90% 97.53% 11 = 2.16% 99.68% 12 = 0.32% 100.00% 13 = 0.00% 100.00%


** club average trick is 6.298
0 = 0.20% 0.20% 1 = 0.95% 1.15% 2 = 3.33% 4.48% 3 = 8.79% 13.28% 4 = 12.50% 25.78%
5 = 13.30% 39.08% 6 = 13.94% 53.02% 7 = 13.19% 66.21% 8 = 13.19% 79.40% 9 = 11.21% 90.60%
10 = 6.87% 97.47% 11 = 2.07% 99.54% 12 = 0.43% 99.97% 13 = 0.03% 100.00%

North south score non-vul = 189.99
North south score vul = 240.20
East West score non-vul = 189.99
East West score vul = 240.20

North south cannot make any contract = 2.16%
North south make partial contract = 74.60%
North south make any game = 21.84%
North south make any small slam = 1.32%
North south make any grand slam = 0.09%
East West cannot make any contract = 2.16%
East West make partial contract = 74.60%
East West make any game = 21.84%
East West make any small slam = 1.32%
East West make any grand slam = 0.09%