Competitiveness Index
Every division ranked from coin-flip leagues to blowout leagues: the share of one-goal games minus the share of games decided by five or more.
| Division | Season | Games | 1-goal | 5+ blowout | Index |
|---|---|---|---|---|---|
| 2017 Platinum | 2026-27 | 39 | 23% | 15% | +0.308 |
| 2018 Platinum | 2025-26 | 139 | 26% | 13% | +0.281 |
| U16 National | 2025-26 | 68 | 26% | 15% | +0.235 |
| 2015 Platinum | 2025-26 | 216 | 23% | 20% | +0.208 |
| 2013 Platinum | 2025-26 | 213 | 22% | 16% | +0.207 |
| 2013 Platinum | 2026-27 | 40 | 20% | 12% | +0.200 |
| 2014 Platinum | 2026-27 | 50 | 18% | 18% | +0.200 |
| 2019 Elite | 2026-27 | 40 | 28% | 22% | +0.200 |
| U15 Platinum | 2026-27 | 50 | 22% | 18% | +0.200 |
| 2014 Platinum | 2025-26 | 167 | 18% | 16% | +0.198 |
| 2016 Platinum | 2025-26 | 179 | 22% | 14% | +0.196 |
| 2015 Platinum | 2026-27 | 43 | 21% | 19% | +0.186 |
| 2013 Upper Gold | 2026-27 | 55 | 18% | 13% | +0.182 |
| U14 Platinum | 2026-27 | 68 | 22% | 18% | +0.176 |
| 2012 Gold Group 1 | 2025-26 | 168 | 20% | 18% | +0.161 |
| U15 National | 2025-26 | 27 | 33% | 22% | +0.148 |
| 2018 Platinum | 2026-27 | 43 | 21% | 21% | +0.140 |
| 2012 Platinum | 2025-26 | 175 | 19% | 18% | +0.137 |
| 2016 Platinum | 2026-27 | 50 | 20% | 22% | +0.120 |
| U16 Platinum | 2025-26 | 77 | 23% | 22% | +0.117 |
| 2013 Upper Gold | 2025-26 | 210 | 18% | 21% | +0.105 |
| 2018 Elite | 2025-26 | 138 | 21% | 22% | +0.101 |
| 2017 Platinum | 2025-26 | 191 | 21% | 24% | +0.099 |
| U15 American | 2026-27 | 52 | 15% | 21% | +0.096 |
| U16 Upper Gold | 2025-26 | 83 | 20% | 20% | +0.084 |
| U16 Platinum | 2026-27 | 72 | 15% | 22% | +0.083 |
| U18 National | 2025-26 | 38 | 18% | 18% | +0.079 |
| 2014 Gold Group 1 | 2026-27 | 45 | 20% | 24% | +0.067 |
| 2015 Elite | 2025-26 | 151 | 19% | 26% | +0.060 |
| U15 Upper Gold | 2025-26 | 86 | 17% | 24% | +0.058 |
| U18 Showcase | 2026-27 | 20 | 15% | 15% | +0.050 |
| U15 American | 2025-26 | 61 | 16% | 23% | +0.049 |
| U18 American | 2026-27 | 86 | 17% | 19% | +0.047 |
| 2014 Upper Gold | 2026-27 | 54 | 18% | 28% | +0.037 |
| 2016 Elite | 2025-26 | 154 | 16% | 23% | +0.032 |
| 2015 Upper Gold | 2025-26 | 382 | 16% | 26% | +0.026 |
| 2016 Upper Gold | 2025-26 | 412 | 19% | 28% | +0.019 |
| 2012 Upper Gold | 2025-26 | 212 | 18% | 28% | +0.014 |
| 2015 Elite | 2026-27 | 31 | 19% | 32% | +0.000 |
| 2016 Elite | 2026-27 | 35 | 17% | 31% | +0.000 |
| U16 American | 2025-26 | 89 | 18% | 26% | +0.000 |
| U16 National | 2026-27 | 24 | 17% | 29% | +0.000 |
| U18 National | 2026-27 | 25 | 12% | 20% | +0.000 |
| U14 Upper Gold - Group 2 | 2025-26 | 149 | 18% | 26% | -0.007 |
| U15 Platinum | 2025-26 | 122 | 15% | 26% | -0.016 |
| U18 Upper Gold | 2025-26 | 208 | 15% | 26% | -0.019 |
| U14 Elite | 2025-26 | 65 | 18% | 29% | -0.031 |
| 2013 Gold | 2025-26 | 467 | 16% | 27% | -0.036 |
| U14 Platinum | 2025-26 | 249 | 16% | 28% | -0.040 |
| U14 Upper Gold - Group 1 | 2025-26 | 113 | 15% | 30% | -0.044 |
| U18 Platinum | 2026-27 | 57 | 10% | 26% | -0.053 |
| 2013 Elite | 2026-27 | 36 | 8% | 33% | -0.056 |
| U15 Upper Gold | 2026-27 | 31 | 10% | 36% | -0.065 |
| 2012 Elite | 2025-26 | 155 | 20% | 36% | -0.071 |
| 2013 Elite | 2025-26 | 153 | 14% | 31% | -0.072 |
| U16 American | 2026-27 | 76 | 14% | 33% | -0.079 |
| U18 American | 2025-26 | 285 | 10% | 26% | -0.081 |
| U18 Platinum | 2025-26 | 148 | 18% | 31% | -0.081 |
| U15 National | 2026-27 | 23 | 13% | 22% | -0.087 |
| U18 Upper Gold | 2026-27 | 34 | 12% | 32% | -0.088 |
| 2015 Gold | 2025-26 | 242 | 18% | 36% | -0.112 |
| U14 Elite | 2026-27 | 17 | 18% | 35% | -0.118 |
| 2015 Upper Gold | 2026-27 | 58 | 14% | 33% | -0.121 |
| Fed Futures (2017-2018) | 2025-26 | 107 | 18% | 37% | -0.131 |
| 2019 Upper Gold | 2026-27 | 37 | 16% | 38% | -0.135 |
| 2016 Upper Gold | 2026-27 | 49 | 16% | 39% | -0.143 |
| 2014 Elite | 2026-27 | 36 | 14% | 36% | -0.167 |
| 2014 Upper Gold | 2025-26 | 219 | 18% | 40% | -0.174 |
| 2017 Upper Gold | 2026-27 | 45 | 18% | 47% | -0.178 |
| 2015 Gold | 2026-27 | 61 | 21% | 43% | -0.180 |
| 2014 Gold | 2025-26 | 241 | 16% | 43% | -0.187 |
| 2019 Platinum | 2026-27 | 42 | 12% | 43% | -0.190 |
| 2012 Gold Group 2 | 2025-26 | 301 | 11% | 41% | -0.209 |
| 2014 Elite | 2025-26 | 150 | 8% | 41% | -0.213 |
| 2016 Gold | 2025-26 | 205 | 17% | 43% | -0.224 |
| U14 Upper Gold - Group 2 | 2026-27 | 35 | 20% | 46% | -0.229 |
| 2017 Gold | 2025-26 | 143 | 14% | 44% | -0.231 |
| 2017 Upper Gold | 2025-26 | 130 | 15% | 47% | -0.238 |
| 2018 Upper Gold | 2025-26 | 178 | 14% | 45% | -0.242 |
| U14 Upper Gold - Group 1 | 2026-27 | 37 | 16% | 51% | -0.297 |
| Fed Futures (2019) | 2025-26 | 131 | 15% | 51% | -0.298 |
| 2018 Upper Gold | 2026-27 | 44 | 14% | 52% | -0.318 |
| 2016 Gold | 2026-27 | 75 | 12% | 53% | -0.347 |
| 2018 Gold | 2026-27 | 33 | 6% | 46% | -0.364 |
| Fed Futures (Hybrid) | 2026-27 | 26 | 4% | 50% | -0.385 |
| U16 Upper Gold | 2026-27 | 39 | 8% | 49% | -0.385 |
| 2017 Elite | 2025-26 | 137 | 12% | 58% | -0.387 |
| 2014 Gold Group 2 | 2026-27 | 33 | 9% | 55% | -0.424 |
| 2013 Gold Group 2 | 2026-27 | 35 | 6% | 60% | -0.429 |
| 2013 Gold Group 1 | 2026-27 | 38 | 5% | 58% | -0.447 |
| 2017 Gold | 2026-27 | 63 | 8% | 62% | -0.492 |
| 2018 Elite | 2026-27 | 38 | 8% | 63% | -0.526 |
| 2017 Elite | 2026-27 | 39 | 5% | 62% | -0.538 |
| Fed Futures (2020) | 2026-27 | 17 | 0% | 71% | -0.706 |
A higher index means tighter, more competitive hockey. It is also the context for comparing surprisal across divisions — an upset in a coin-flip league is less surprising than one in a blowout league.