Speed bin summaries showing the percentage of observations (n = 12,672) in four speed bins (ranges) before and after the 20mph speed limit implementation (speed bins derived from the raw speed observations).
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Speed bin summaries showing the percentage of observations (n = 12,672) in four speed bins (ranges) before and after the 20mph speed limit implementation (speed bins derived from the raw speed observations).
创建时间：
2021-12-31
