Rush Hour ((better)) - Index Of

This index analyzes the "purity" of free time. It highlights how women often experience "contaminated leisure"—where free time is fragmented or overlapped with unpaid work (like childcare), unlike the more "pure" leisure typically experienced by men. ResearchGate 3. Logic & Puzzle Games

For example, a TTI of means that a 20-minute off-peak trip will take 24 minutes during rush hour, representing a 20% time penalty. A higher TTI indicates worse congestion. Between 1982 and 1999, the average TTI across 68 U.S. metro areas increased from 1.07 to 1.58. A 20-minute trip that took about 21.4 minutes during rush hour in 1982 had, by 1999, ballooned to 31.6 minutes—an additional 10.2 minutes stuck in traffic. index of rush hour

Organizations like TomTom and INRIX develop these indices by comparing travel times at 3:00 AM (the baseline) to travel times at 8:30 AM and 5:30 PM. This index analyzes the "purity" of free time