Cumbaya in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Cumbaya plotted against Pichincha and Ecuador. The SNDi of new construction in Cumbaya peaked in 1991-2005, compared to Pichincha which followed a zig-zag trend with an overall increase and Ecuador which followed a zig-zag trend with an overall decrease. Most recently, Cumbaya's incremental SNDi fell from 7.42 to 6.87 between 1991-2005 and 2006-2020. In terms of the aggregate network, Cumbaya ranked 3rd out of 3 cities in Pichincha and 34th out of 34 in Ecuador as of 2020.

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

• Leeuwarden, Netherlands
• Nasriganj, India
• Xinning, China
• Ngawi, Indonesia
• Ghatal, India
• Anié, Togo

In new street additions, Cumbaya built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Leeuwarden built increasingly disconnected streets over time and Ngawi fluctuated in its street-construction patterns. Looking at the full network, Leeuwarden and Ngawi both became progressively more disconnected, while Cumbaya grew more disconnected from 1975 through 1991-2005, then improved.