Scatter plot of urban immigration numbers in 2000 and 2010.

<p>2000, 2010, 2000: <i>y</i> = 2554470-430917<i>ln</i>(x+16), 2010: <i>y</i> = 3943560-652029<i>ln</i>(x+6).</p

Map of the three intensity hierarchies in 2000 and 2010.

<p>Cities, Migration Flows, Province Boundaries, Boundaries of China’s Four Economic Regions, China’s Five Major Urban Agglomerations.</p

Map of major migration in 2000.

<p>Immigration: 669–89198, 89199–235483, 235484–475391, 475392–868838, 868839–1514093, Migration Flow: 10018–14103, 14104–28493, 28494–79185, 79186–257758, 257759–886817, China’s Five Major Urban Agglomerations, Boundaries of China’s Four Economic Regions.</p

Detailed indicators of migration numbers for the five national urban agglomerations in 2000.

<p>Detailed indicators of migration numbers for the five national urban agglomerations in 2000.</p

Radar chart of migrant numbers for the five national urban agglomerations in 2000 and 2010.

<p>2000: Total migration, Migrants flowing between the interior and exterior of the urban agglomeration, Migrants flowing within the urban agglomeration, 2010: Total migration, Migrants flowing between the interior and exterior of the urban agglomeration, Migrants flowing within the urban agglomeration.</p

Detailed indicators of the three intensity hierarchies in 2000 and 2010.

<p>Detailed indicators of the three intensity hierarchies in 2000 and 2010.</p

Map of major migration in 2010.

<p>Immigration: 2360–310223, 310224–435460, 435461–743323, 743324–1500126, 1500127–3360531, Migration Flow: 10002–14477, 14478–30964, 30965–91715, 91716–315569, 315570–1140410, China’s Five Major Urban Agglomerations, Boundaries of China’s Four Economic Regions.</p

The three complex network indicators of the five national urban agglomerations in 2000 and 2010.

<p>The three complex network indicators of the five national urban agglomerations in 2000 and 2010.</p

Detailed indicators of migration numbers for the five national urban agglomerations in 2010.

<p>Detailed indicators of migration numbers for the five national urban agglomerations in 2010.</p

Sketch map of the research area.

<p>Prefecture-level Cities, Municipalities, Provincial Boundaries, Northeastern Region, Eastern Region, Central Region, Western Region.</p