Table 2. Sampled census blocks and their population values.

Year	Locations of census blocks (cantons)	Rural density classes	Population (no. persons)	Area (ha)	Population density (persons/ha)	Sum density	Population density fraction
2001	LR1	High	36	4293	0.008	0.021	0.394
	AJ2	Medium	34	3195	0.010	0.021	0.501
	AR3	Low	23	10420	0.002	0.021	0.103
2010	LR	High	68	4297	0.015	0.030	0.745
	AJ	Medium	42	3269	0.012	0.030	0.604
	AR	Low	18	10389	0.001	0.030	0.081

¹ Refer to Loreto canton.

² Refer to Arajuno canton.

³ Refer to Archidona canton.